Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [time]

The tag has no usage guidance, but it has a tag wiki.

-1
votes
0answers
40 views

Is light the origin of time?

Genesis 1 In the beginning God created the heavens and the earth. And the earth was waste and void; and darkness was upon the face of the deep: and the Spirit of God moved upon the face of ...
9
votes
2answers
116 views

Why did Ralbag's commentary to Leviticus take so much longer than the other books of the Torah?

At the end of each book in his Commentary to the Torah, Ralbag gives us the date he completed it. At the end of the book of Genesis he tells us that it was completed in October of 1329: והנה היתה ...
2
votes
1answer
66 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 ...
-3
votes
1answer
100 views

Time-related Mitzvot - much more obligation than Ptur

The Mishnah in Kiddushin 1, 7 says: "וְכָל מִצְוַת עֲשֵׂה שֶׁהַזְּמָן גְּרָמָהּ, אֲנָשִׁים חַיָּבִין וְנָשִׁים פְּטוּרוֹת. " And every positive commandment that is time-dependent, men are ...
1
vote
1answer
35 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 ...
5
votes
0answers
54 views

Use of “חלק” measure of time in Halachah

"חלק", being a 1/1080 part of an hour, is used in calculating the New Moon. Rambam in הלכות קידוש החודש mentions that the original tradition of calculating the New Moon was forgotten and the system ...
1
vote
1answer
160 views

Shortened Birkat Hamazon

I see mentions of a short version of Birkat Hamazon ("Birkat Hamazon Hakatzar"). R Yitzchak Abadi wrote one "based on the Rambam and other Rishonim", R Yosef Eliyahu Henkin is mentioned here as having ...
0
votes
1answer
60 views

Iggeres Hagra - heavy falls light rises

What exactly is the comparison between time being a traitor and a scale that GRA is making? ‏והזמן בוגד והוא כמאזנים יגביה הקל וישפיל הכבד
1
vote
1answer
160 views

Can you fly from American Samoa on Friday evening to Upolu? (30 minute flight, 24 hour difference)

Firstly I'd like to point out if you Google "Samoa" and "Shabbat" you would find many articles from 2011 that were referring to a time where Samoa changed the day of Saturday, it happened only once ...
2
votes
1answer
54 views

Timeline of the events in the midbar

I'm looking for a timeline that explains when the events in the midbar (or sefer Bamidbar) happened or at least in what order they happened in. E.g. The story of Miriam, the spies, Korach, the giving ...
3
votes
1answer
605 views

Is there a formal prohibition of stealing time from someone?

Is there a formal prohibition of stealing time from someone? For instance, making an appointment and coming late? Or telling someone to come 30 minutes before the start of an event to ensure he will ...
4
votes
0answers
64 views

The forgetful Shomer

With regards to some of the mitzvos(shema,sefirah,Chanukah lighting) one cannot sit down to a set meal until he completes the mitzvah once a certain time comes (30 min before shekiah or tzeis -its a ...
7
votes
2answers
125 views

Do traditional sources address how time “works”?

I’m sorry for such a convoluted question, but this has been bothering me for some time now. While the title isn’t quite accurate, I couldn’t think of a better way to phrase it - feel free to edit if ...
6
votes
4answers
1k views

Holidays Beginning at sundown of the previous day

I know that holidays begin at sundown the day before the date they are on. Do Jewish people begin to celebrate the holiday at sundown or on the date they are on? Take for example, Passover. Are any of ...
3
votes
1answer
185 views

I just heard that Kaddish is said for only 100 years after someone dies

I just heard that Kaddish is said for only 100 years after someone dies. Has anyone else heard this opinion and does anyone know why? This situation occurred as my grandmothers 100 yaherzeit is coming ...
3
votes
0answers
31 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 ...
0
votes
2answers
95 views

How much time do we have to perform mitzvot? [closed]

Is there a teaching that specifies how much time you have to perform mitzvot? For example, after you say the motzi, how much time do you have before you must eat a piece of bread? I am interested in ...
3
votes
2answers
82 views

Davening Mussaf at home

I seem to remember that when a person davens at home, (I remember it in connection with Yom Kipur, but maybe it's always), s/he should ensure to only start with mussaf once the kehilla has started. I ...
3
votes
2answers
567 views

Latest time to say Maariv

When is the latest time one can daven Maariv/Arvit? Is there a divergence between the letter of the law and an ideal time (לכתחילה/בדיעבד)?
1
vote
2answers
256 views

what year was David born?

According to the Jewish calendar year, what year was king David born?
0
votes
0answers
66 views

Hours for אהבה רבה on Shavuos; true or exaggeration?

In two recent shiurim I heard a story about a certain (don't remember the name) Yeshiva in pre-war Europe where they took (three?) hours to say אהבה רבה (the blessing before Shema) on the morning of ...
1
vote
0answers
356 views

Where was Abraham born?

Where was Abraham born? There are a couple of confusing, and perhaps even conflicting verses in the bible about Abraham's original homeland. The general consensus is that Abraham and his family were ...
1
vote
0answers
125 views

Custom to light yahrzeit candle on Erev Shabbos before the yahrzeit

Has anyone heard of a custom to light a yahrzeit candle not on the eve of the actual yahrzeit, but on the eve of the preceding Shabbos? I know that there are other customs for the preceding Shabbos, ...
0
votes
0answers
99 views

May one say Yehi Ratzon prayers at any time?

Take the Yehi Ratzon recited before Hamapil (at least, in my nusach ashkenaz). May one recite it in the mornings, with the rest of his tefillos during Shemoneh Esrei, for instance? Or must it be said ...
4
votes
2answers
67 views

Why in the Beis HaMikdash did the day start in the morning?

In general, the day starts at sunset. Yet, we find that in the Beis HaMikdash, the day started at sunrise (see Tosfos to Berachos 2a s.v. lisni shacharis bereisha). Is there a reason, beyond a ...
2
votes
0answers
70 views

Why is the actual length of Galus Mitzraim not mentioned in the Torah?

Chazal expound that the Jews were in Mitzraim for 210 years (see Rashi to Bereishis 42:2, and to Avodah Zarah 9a). Why is this figure mentioned nowhere explicitly, especially when other numbers are (...
2
votes
1answer
124 views

In Judaism, what prophetic event or promise to Israel took the longest time to fulfill?

In scriptures it appears that the longest time it took several prophecies to happen to Israel as a people is between 70-430 years, 430 years having been the longest recorded for fulfilment of a ...
0
votes
1answer
53 views

How long did Iyov suffer unfairly until G-d gave him blessings for resisting it?

Some relevant passages from the book of Iyov (Job): 1:1 "There was a man in the land of Uz whose name was Job, and that man was sincere and upright, God-fearing and shunning evil." 1:8-9 "Now the ...
4
votes
1answer
82 views

no shiva after finding out after sheloshim?

I interpret the shiva as also being a time for the mourner to psychologically process the loss of the deceased. If a mourner only learns about the deceased's passing more than 30 days after the death,...
1
vote
1answer
90 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?
1
vote
1answer
67 views

How could Peretz have had children before going to Egypt? [duplicate]

וַיְהִי בָּעֵת הַהִוא וַיֵּרֶד יְהוּדָה מֵאֵת אֶחָיו וַיֵּט עַד-אִישׁ עֲדֻלָּמִי וּשְׁמוֹ חִירָה. בראשית לח:א וַתָּסַר בִּגְדֵי אַלְמְנוּתָהּ מֵעָלֶיהָ וַתְּכַס בַּצָּעִיף וַתִּתְעַלָּף ...
2
votes
1answer
47 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 ...
1
vote
1answer
166 views

Circumcision exceptions on the rule?

If one gives birth to a premature/preterm son, or if the childs weight is to low, for example, would it still be circumcised on the 8th day or are there exceptions to the command?
2
votes
1answer
153 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?
4
votes
1answer
48 views

For how long was it customary to wear widow's garb and did Tomor follow the custom?

Tomor became a widow while Sheloh was still young Beraishis 38 (11) . Many days passed 38 (12). Tomor took off her widow's garb 38 (14) at the time that Sheloh had grown up and later put it on again ...
3
votes
1answer
77 views

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 ...
2
votes
0answers
84 views

How long did King David reign in Jerusalem before he brought the Ark there?

In the book of Samuel 2, Chapter 7 it says: They brought in the Ark of the LORD and set it up in its place inside the tent which David had pitched for it, and David sacrificed burnt offerings and ...
3
votes
0answers
135 views

Are there examples of backward time travel in the talmud and/or midrash?

The gemarah discusses a story where Moshe is taken to see the lecture hall of Rebbi Akiva and the midrash discusses God showing Adam ensuing generations and their scholars. I would like to know if ...
3
votes
2answers
138 views

Sources for 3 hour time limit (not Rb. Yerucham)

The main textual source for the minhag of waiting three hours between eating meat and eating milk is Rabeinu Yerucham. However, it appears to many that the "ג" in there is actually a typo and it ...
2
votes
2answers
69 views

Why are there times of prayer

There are many times of prayer. Why? Is this a teaching made to make order? Anything to do with the Cosmos? In the psalms King David also has morning prayer. Morning, afternoon, midnight, why not ...
0
votes
2answers
131 views

Waiting after meat as a minhag

I was once told in the name of R' Hamburger שליט”א that the practice of waiting between meat and milk is, for Ashkenazim, a minhag. I was told that nonetheless, as we are accustomed to wait and ...
2
votes
1answer
96 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). ...
-1
votes
1answer
743 views

How early can a woman go to mikva after period?

Is there a way in which a woman wouldn't have to wait 5 days after the start of menses, starting the count of 7 days earlier in order to go to mikva?... I would like to hear a clear answer for a ...
8
votes
1answer
176 views

How early can I take down my mezuzos before a move?

Suppose a Jew will be vacating an apartment or other property rented from a gentile. In such a case, he is permitted to take down his mezuzos before leaving. How long before actually moving out may he ...
2
votes
1answer
219 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?
3
votes
0answers
40 views

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 ...
9
votes
1answer
234 views

Davening schedule for someone with a night shift

The only way I can really convey what I'm asking here is to tell a [fictitious] story: Chaim Yankel is a late-hour delivery driver for a company. Since he works before daybreak, his schedule is much ...
3
votes
2answers
393 views

Is bitul zman (wasting one's time) a formal prohibition?

In another answer I referred to the daily prayer Uva Lzion (translation Artscroll) May He (God) open our heart to his Torah and imbue our heart with awe and love of him and the desire to do his ...
2
votes
0answers
58 views

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 ...
0
votes
1answer
87 views

Matza eating time limit

Why is there approximately a 4 minute time constrain in which we have to eat the Matzo on the night of the Seder? In other words what is the Halachic and spiritual reasoning behind why we must eat it ...