Questions tagged [time]

For questions relating to time.

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How long did the showdown with Paro last?

Recently my torah-study group was discussing the events of Parshat Sh'mot, and someone claimed that people could only gather straw for bricks in the fall (I don't know if that's true) and the exodus ...
Monica Cellio's user avatar
3 votes
1 answer
250 views

Mesilat Yesharim - how much time per day for zehirut/watchfulness

The Mesilat Yesharim brings down zehirut (watchfulness) as one of the first steps to master. Zehirut in essence means working on cleaning oneself up from all bad behavior through analyzing one's ...
ray's user avatar
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3 votes
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"If you have time, say this"

I have seen in many siddurim, mainly in korbonos, the phrase "if you have time, add this parsha". How do you know if you have time? It seems obvious that if adding it would make you miss zman ...
yoel's user avatar
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3 votes
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Pesik Resheih DeLa'Avar (inevitable consequence relating to the past)

The RaM"a (Y"D 87:6) cites an opinion that one may shouldn't stoke a flame beneath a non-Jew's pot, for fear that there's some milk and meat residue in it, and you might come to cook said milk and ...
Seth J's user avatar
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Waiting times after fleishig based on amount?

On the tzad that you wait one hour, it's based on the time it takes for food to begin digestion. Is there a difference between whether one has just a little bit of meat, which takes shorter to break ...
DonielF's user avatar
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2 answers
1k views

Where does the funeral tradition of burial within 24 hours originate?

Where does the funeral tradition of burial within 24 hours originate? A Google search result pointed me towards this passage from the Torah as being the reason: Deuteronomy 21:22-23 And if a man ...
bcmcfc's user avatar
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How long is לאלתר?

In the mishna on Gitin 27a, the rule is that if someone delivers a get (bill of divorce) from another country, loses it, and finds it again, should not deliver it to the woman unless he either finds ...
MTL's user avatar
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Starting Mincha right before Shekiya

According to those who pray Mincha only up to Shekiya (sunset), are you required to finish Mincha before Shekiya or just required to begin it before Shekiya? (Sources.)
Gershon Gold's user avatar
3 votes
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Netzach, Selah, Vaed - what is the difference between these words?

Eruvin 54a says that it was taught by Rabbi Eliezer ben yaakov that wherever it says Netzach, Selah, or Vaed it means it will remain so forever. "כל מקום שנאמר 'נצח' 'סלה' 'ועד' – אין לו הפסק עולמית" ...
Gershon Gold's user avatar
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1 answer
562 views

When is a grafted tree Kosher?

I understand that fruit isn't kosher if it is picked in the first 3 years of growth. However, what about grafting trees? If two branches come from trees that each more that 3 years old, but the ...
Noah T's user avatar
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What constitutes "sending" Manot?

On Purim, I will drive around and deliver my mishloach manot. However, if a person is not home, I might leave the package at his door. If he doesn't arrive until days later, have I still satisfied my ...
rosends's user avatar
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The time periods of the Acharit HaYamim?

Could someone please explain me the concepts of the following terms? What do the different periods in time refer to and stand for? - Olam Hazeh (Acharit HaYamim) - Olam Haba - Yemot HaMashiach - ...
Levi's user avatar
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3 votes
1 answer
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G-d changing the past

A bit of a childish question. Is it possible for God to change the past? or is it one of those things that are generally possible but in certain occasions will never happen? I'm asking because of ...
Zeev's user avatar
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1 answer
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Finish it later and make a siyum?

Suppose someone part of a work of Torah and, later, picks up where he left off. Can he make a siyum (e.g. to exempt b'choros from fasting erev Pesach or to allow wine before 9 Av)? Possibly this ...
msh210's user avatar
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Why do I care what time Bnei Melachim (sons of kings) rise in the morning?

The Mishnah in Berachothch2? teaches that one may recite Shema' until the end of the third hour of the day, "for it is the way of the sons of kings to rise by three hours." Why is that the deciding ...
Seth J's user avatar
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Relativistic Zmanim

Physicists have conclusively proven that if a spaceship leaves Earth and travels fast enough, then turns around and comes back, a person in the spaceship experiences a much shorter time than people on ...
Moses Supposes's user avatar
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Tosefes yom tov: What's the maximum amount of time which can be added onto the end of Yom Tov?

The concept of tosefet Yom Tov lets us voluntarily extend the duration of Yom Tov past the time when it would normally end. What's the maximum amount of time which can be added onto the end of Yom Tov?...
unforgettableidSupportsMonica's user avatar
3 votes
0 answers
40 views

When were the decrees against the boys made?

In Parshat Sh'mot (Ex 1:15) Par'oh decrees that the boy children of the Hebrews should be killed. When was that moment in relation to the timeline of events in Egypt (the death of Yosef, the ...
rosends's user avatar
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How frequently should Shatnez laboratories be checked?

Many cities have a laboratory where individuals can take their clothes to check if there is shatnez and if necessary to remove it. Often these laboratories are under the supervision of the local Beis ...
Avrohom Yitzchok's user avatar
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0 answers
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waiting after meat, in contexts other than basar bechalav

Waiting after meat before milk comes from a concern of either the taste being still in your throat or particles still in your teeth and you are eating that with milk. Do we apply this in other cases ...
Heshy's user avatar
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Passover Seder for the infirm. Leniencies?

These questions have already been asked of a Rav. The object of asking them here is to be better informed to understand the sources used by and the answers given by the Rav. [1] I hope to make ...
Avrohom Yitzchok's user avatar
3 votes
0 answers
108 views

Info on Chanukah oil burning lengths

If I recall correctly, Chanukah lights must burn until at least 1/2 hour after nightfall (or after they are lit). I know that different types of oil burn faster or slower. Would someone know if there ...
DanF's user avatar
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What happens if I wrap my tefillin before the earliest time to wrap tefillin? [closed]

The earliest time to wrap tefillin in my town is 6:14 (for the next little while), on Monday and Thursday we start at 6:15. Is it OK if I finish wrapping my tefillin before 6:14? Do I still get the ...
NS23's user avatar
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0 answers
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To know in advance when one is a niddah

The gemoro and shulchan aruch has much to say about 'vestos', way to find out in advance when one will be a niddah, which rarely work today. There are modern methods which do work: does one have to ...
preferred's user avatar
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Where and when did the numerical time units (hours) originate? [duplicate]

The Torah states no numerical divisions for the day. The closest numeric we find is that there are 7 days in the week, and that the start of the "day" begins with "erev" (and there are debates on when ...
DanF's user avatar
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Inconsistent scheduling for the musaf offering

In P'sachim (58a), Abaye frames a disagreement between Rabbi Yishma'el and Rabbi Akiva regarding the ordering of the korban musaf and the bazichin (bowls of frankincense burned when the old showbread ...
Fred's user avatar
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2 votes
4 answers
2k views

Are there prophetic perfect tenses?

In Christianity, there is a school of interpretation where God sometimes describe future events using past tenses. God, being outside of time, see future events as if it already happens and hence use ...
user4951's user avatar
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How is it possible that Yisrael went out of Egypt after only 210 years due to hard work?

Is it possible to say that the Jews were in Egypt for only 210 years because they were worked so hard? Would Hashem really do that if he already told Avraham that they would be there for 400 years?
shlomo's user avatar
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How long is the required suspension of marital intimacy after childbirth?

How many days a must married couple refrain from intimacy after their baby is born?
jona21's user avatar
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2 votes
1 answer
238 views

How long did Miriam wait by the river before Basya retrieved Moshe?

How long did Miriam have to wait by the river before Basya bas Paro retrieved Moshe from the box?
Elcho's user avatar
  • 111
2 votes
3 answers
240 views

Does God have complete knowledge of future?

This question Did God know the holy place right away during the exodus? ask around the idea that G-d would choose His holy places during exodus time. However, if he knows the future, he couldn't ...
user4951's user avatar
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2 votes
3 answers
223 views

Is Hashem in time? [closed]

Is Hashem in time?
user avatar
2 votes
2 answers
104 views

Can the time a dream occurs influence its significance?

Does the time during the day or night when one has a dream have any influence on how meaningful it is? I've heard it does, but have no good source, and wonder whether it's true.
juanora's user avatar
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2 votes
1 answer
79 views

Birchas Hachama and the world being created in Tishrei

Birchas Hachama is said once every 28 years. According to Wikipedia it is said when the sun has returned to ts original position when the world was created. Jewish tradition says that when the Sun ...
Gershon Gold's user avatar
2 votes
1 answer
168 views

What is the motivation behind the obligated number of times different workers are required to fulfill their conjugal rights obligations?

In Hilchot Ishut the Rambam gives different requirements to men to fulfill their conjugal rights obligations (http://www.chabad.org/library/article_cdo/aid/952888/jewish/Ishut-Chapter-Fourteen.htm). ...
Ani Yodea's user avatar
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2 votes
1 answer
154 views

Bentching gomel - time limit?

We recite birchat hagomel after 1. traveling over the ocean; 2. traveling over the desert; 3. recovering from a serious illness; and 4. being released from prison. (Whether other cases of salvation ...
Loewian's user avatar
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2 votes
1 answer
308 views

Early bird discounts and ribbis

Are early-bird discounts ribbis? For example, "buy before March 1, 10% off", or "tickets $12 in advance, $15 at the door" Inspired by http://myparnasa.com/collecting-interest-ribbis/
yitznewton's user avatar
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2 votes
1 answer
120 views

How many days are there in each year of the 304th Metonic cycle? [closed]

I need the number of days per year for my continuous Hebrew calender.
Julius Ronquest's user avatar
2 votes
1 answer
78 views

Techilaso BiF'shi'ah Vesofo BeOnes by Tashlumim

SA OC 108 gives the halachos of Tashlumin: if one forgot or was unable to daven, he is able to make it up by davening the next Shemoneh Esreh twice. (This is an oversimplication, but that's the gist ...
DonielF's user avatar
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2 votes
1 answer
575 views

Source for waiting between milk and meat?

There is a widespread custom to wait 30 min between (soft) cheese and meat. What is the origin and source of this custom?
Yehuda W's user avatar
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2 votes
1 answer
303 views

Meaning of "Shabbatot" when it's translated as "weeks"

Vayikra 23:15 translates the word Shabbatot as 'weeks', weeks that are to be Temimot (compleet/perfect); Normally this would be from Yom Rishon till Shabbat like in the phrase: 'Yom rishon l'...
Levi's user avatar
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2 votes
2 answers
442 views

Mishkan before/after Egel (Rashi & Ramban)

The Ramban and Rashi disagree when the Mishkan was commanded to be built. Either before or after the Egel HaZahav respectively. Can you provide SOURCES that are able to reconcile their differences? ...
user avatar
2 votes
1 answer
130 views

What are some Resources for Learning About Zmanim?

I'm interested in learning more about Zmanim, specifically, the different calculations involved and how to determine these times. I understand that the calculation of Zmanim can be complex, changing ...
MendelG's user avatar
  • 139
2 votes
1 answer
240 views

When to light yom tov candles?

At what time should one light the candles on (the first night of) yom tov? On yom tov it is permitted to light a fire from a pre-existing flame (unlike shabbat) so it seems like one could light yom ...
Joel K's user avatar
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2 votes
1 answer
302 views

source in seder olam of date of dor haflaga

Where in the sefer seder olam does it say the year that dor haflaga/ generation of dispersion took place?
Little Miss Fabulous's user avatar
2 votes
1 answer
132 views

Is there a Jewish tradition according to which each creative day was 7000 years?

I remember hearing (long ago, so it could be that I remember wrong) that, according to a Jewish tradition, the last day of creation (Gods day or rest) is 7000 years long and that consequently the ...
user avatar
2 votes
3 answers
183 views

Bittul Chometz before the time

After bedikas chometz on the 14th of Nissan by night and again on the 14th of Nissan by day we are "m'vatel" (nullify) all of the chometz in our reshus (property.) Can a person say already any time ...
Yehoshua's user avatar
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2 votes
1 answer
3k views

How exactly does one fulfill Kove'a Itim La'Torah?

There is an obligation to set "times for learning torah." How exactly does one fulfill this obligation? Do you have to designate specific times in the day e.g. 9-9:30 am, or can it be a specific ...
AEML's user avatar
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2 votes
1 answer
101 views

Does very fast public prayer demonstrate lack of respect for G-d?

Prayer is a human being speaking to Hashem. I would think that this speech should be done in a respectful way. Therefore I ask if the sources (or validated reports) refer to the concept of very fast ...
Avrohom Yitzchok's user avatar
2 votes
2 answers
176 views

What is the source of the teaching that Hashem, unlike humanity, perceives time continuously?

I recall once reading a passage that discussed divine perception of reality. The idea was something like this: Humans blink their eyes, and so do not see everything that happens in time. Hashem, ...
Larry Denenberg's user avatar

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