the first day of every Jewish month; a minor holiday

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57 views

Why isn't Rosh Hashana on Elul 30 and Tishrei 1

When Rosh Chodesh is two days, it's on the 30th of the old month and the first of the new month. Rosh Hashana falls on the beginning of the new month of Tishrei. Why then is Rosh Hashana on Tishrei ...
1
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1answer
34 views

Not saying shir shel yom on Rosh Chodesh?

This morning (Rosh Chodesh), i davened at the Ohel Yitzchak shul on Washington St., Jerusalem (no, not that Ohel Yitzchak). After aleinu but before shir shel yom the gabbai announced that because it ...
0
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1answer
22 views

When do sefardim begin reciting selihot?

Since rosh hodesh Elul is a mini-holiday do you need to wait till the day after rosh hodesh or do sefardim begin saying selihot on the first of Elul?
1
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2answers
64 views

When Rosh Chodesh lasts two days, which day is pre-eminent?

Tashlich is performed just once over the two days of Rosh Hashanah, usually on the first day (unless that's Shabbos) If one had a personal ritual / event one liked to perform / hold each month to ...
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0answers
35 views

If Yom Kippur Katan has to exist, why isn't it ON Rosh Chodesh?

The practice of Yom Kippur Katan is held on erev Rosh Chodesh (by some) so that we can maintain the element of kapparah essential to Rosh Chodesh but not compromise the celebration of the day by ...
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0answers
30 views

Is there a misnomer about using the greeting “Chodesh Tov” on erev Rosh Chodesh?

Is there something improper with saying "Chodesh Tov" on erev Rosh Chodesh or should one only use the greeting "Erev Tov" instead? The reason I ask is that I've noticed historically whenever I say ...
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2answers
66 views

Why do we bring a sin offering on rosh chodesh

We bring a sin offering as a 'kapara' for hashem for decreasing the size of the moon. The story goes that the moon said we cant have two 'kings' the same size so I want to be bigger. Hashem says no ...
2
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1answer
135 views

Is it mandatory to eat before solar noon on Rosh Chodesh?

"A person should make sure to eat before the sixth hour on Shabbos, since it is forbidden to fast on Shabbos". --A column by Daniel Yaakov Travis, citing Talmud Yerushalmi, Taanis 3:11. During ...
7
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1answer
105 views

Why is there a special Haftarah for “Machar Chodesh”?

Usually, a special Haftarah (meaning one that pre-empts the regular haftarah designated for the weekly parsha) is said on a Shabbat that has a holiday such as Chanukah, and Shabbat Rosh Hodesh. ...
9
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2answers
136 views

Why not two days of Rosh Hodesh, as we have two days of yontif?

The reason for two days of yontif (outside Israel) is based on uncertainty about the date due to distance from Jerusalem and time needed to travel to convey the news of when the month started. The ...
2
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2answers
88 views

Who observes Yom Kippur Katan, and how?

Which groups of Jews observe the monthly holiday known as "Yom Kippur Katan," in which one dedicates the day before Rosh Chodesh to repentance, often including fasting and selichot? In what ways do ...
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1answer
42 views

Taking off tefillin for Mussaf on Rosh Chodesh [duplicate]

On Rosh Chodesh we take off our tefillin before Mussaf. 1) What's the source this? 2) Why do we do it?
2
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1answer
40 views

What if you forget Ya'aleh V'yavo on the second night of Rosh Chodesh?

If one forgets to say Ya'aleh V'yavo on the eve of rosh chodesh, one does not repeat: If one remembers immediately after completing the blessing of Retzeh, he should insert Ya’aleh VeYavo there, ...
3
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1answer
60 views

Should a person observe Rosh Hodesh & say “Kiddush Ha'Aretz” if he lives permanently on the moon?

This is not meant to be a "Purim Torah" question. The concept of Rosh Hodesh is based on the orbit of the moon around Earth. But, with the proposal of sending people to live permanently on Mars, I ...
0
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1answer
34 views

Are the calculations of the Molad mentioned by Ramba"m based on constant or variable (seasonal) figures?

Rambam KidushHachodesh 6:3 states: [the interval] between one conjunction of the moon and the sun and the subsequent conjunction according to their mean movement is twenty-nine full days, ...
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1answer
31 views

Why were leap years decided only by judges and not with the cooperation of witnesses?

Ramba"m Hilchot Kiddush Hachodesh 4:9 says: The year can be made full only by [judges] who were invited [to participate in the deliberations]. What is implied? The head of the High Court tells ...
2
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1answer
37 views

Why did the people have to respond twice “It is sanctified” when Sanhedrin declared Rosh Hodesh?

Ramba"m (Maimonedes) Hilchot Kid. Hachodesh 2:8 says: Afterwards - i.e., after [the witnesses'] testimony is substantiated - the head of the court declares, "It has been sanctified." And all the ...
7
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1answer
65 views

Why don't we say Hallel on Rosh Hashanah?

For most months, on the first day (Rosh Hodesh) we say the Hallel service between Shacharit and Mussaf. For the first day of Tishrei (Rosh Hashanah), however, we do not say Hallel. Why is it not ...
4
votes
1answer
42 views

How accurate is the Molad?

To the best of my knowledge the Molad is every 29.5 days + 793 Chalakim. Is there any information showing if the current Molad calculation is accurate scientifically? If it is off by how much is it ...
5
votes
3answers
274 views

Why is the day of Rosh Chodesh announced before every month except Tishrei?

Why is Tishrei the only month not included in the custom of announcing the day(s) of Rosh Chodesh on the Shabbos before the month begins?
2
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1answer
76 views

Is the distance for observing 2 days of Yom Tov today, the same distance as when this halacha was first instituted?

My understanding is that the reason for observing the 2nd Day of Yom Tov was that messengers were sent from the Sanhedrin to proclaim the day that Rosh Hodesh began, and they could reach only a ...
5
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1answer
83 views

When did Yom Kippur Kattan originate?

The day before Rosh Hodesh is considered like a "mini" Yom Kippur. (I understand that there are some months, I think before Tishrei and Nissan that do not have YKK? Correct me if I'm mistaken.) Some ...
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0answers
116 views

What do those people who wear tefillin all weekday do on Rosh Chodesh?

There are people who wear tefillin all day (see related question When did people stop wearing Tefilin all day? and the comments to it.) For one or two reasons many remove tefillin before Mussaf on ...
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1answer
46 views

Why don't we remember the Churban in Shabbat and Rosh Chodesh musaf?

The requirement to remember the churban is incumbent upon Jews every day (top of page 2) and is especially important at times of joy. Aside from the practices of leaving a wall unfinished/unpainted, ...
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0answers
20 views

Will 2 days of Rosh Hodesh & Yom Tov be necessary after Mashiach? [duplicate]

As I understand it, the origin for having a 2nd day of Rosh Hodesh & Yom Tov is that messengers were only able to travel a certain distance from where the Sanhedrin was to convey the declaration ...
2
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1answer
32 views

Mixing up the order of Retzei and Ya'aleh V'yavoh?

If someone is bentching on Shabbat-Rosh Chodesh, and accidentally skips Retzei, but says Ya'aleh V'yavoh, can they then say Retzei after Ya'aleh V'yavoh, but before Uvenei? Or must they continue and ...
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0answers
19 views

How can we make requests for personal needs in Rosh Chodesh “Bentching”? [duplicate]

On Shabbos before Rosh Chodesh we "Bentch" the new month between Shacharis and Mussaf. Seeing that it is Shabbos, when Chazal forbade one to ask for his personal needs how can we make these requests, ...
3
votes
1answer
94 views

How do you bench on a Friday rosh chodesh if you eat after kabbolas shabbos before nightfall

Do we say yaaleh v'yovo or r'tsai or both if one eats today which is Friday rosh chodesh after being mekabel shabbos but before nightfall. Does it make a difference if you finish before or after ...
4
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1answer
74 views

In the Rosh Chodesh leining, why is “Shabbas b'Shabato” pronounced with a pasach?

Recently, I paid attention to the Rosh Chodesh Torah reading (Bamidbar/Numbers Chapter 28) and noticed that in verse 10, "olas Shabbas b'Shabato…", the word "Shabbas" is vowelized with a pasach (short ...
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3answers
156 views

Why is so much importance attached to Mevarchim haChodesh (the blessing of the coming month)?

For example, in many shuls, there is a "Shabbos Mevarchim" kiddush, and I know of many people who try extra hard to be in shul that week (like it's parshas zachor or something). Is there any reason ...
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2answers
62 views

Why is Adar 1 30 days long?

The Talmud Ta'anit 6b says אין בין אדר הראשון לאדר השני אלא קריאת המגילה ומתנות לאביונים "There is no difference between the 1st Adar and 2nd Adar except for reading the Megillah and giving presents ...
2
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0answers
34 views

Recompense for taanis chalom on day with double keduasha

A person is permitted to perform a taanis chalom (fast for having a bad dream) on shabbos, but is supposed to fast a second time to compensate for having fasted on shabbos (Shulchan Aruch, Orach ...
6
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1answer
69 views

Mentioning our sins on Shabbos Rosh Chodesh

During every Shemoneh Esrei of mussaf, we pray that the Beis Hamikdash be rebuilt. However, only on Yom Tov do we mention that it was destroyed due to our sins - ומפני חטאינו. On Shabbos, and on Rosh ...
3
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1answer
254 views

When should one cut his nails for Shabbos when Friday is Rosh Chodesh

In the answer to Rules for Cutting Nails it quotes the Mishna Berura 260:6 that one should not cut their nails on Thursday. Mishna Berura explains that by cutting them on Thursday they will begin to ...
2
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1answer
75 views

When does the year start in terms of saying “Ulichaporas Pasha” for a leap year?

When we add the words "Ulichaporas Pasha" during Musaf of Rosh Chodesh when it's a leap year, when is the year determined - Nisan or Tishrei?
4
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1answer
76 views

Ulchaparat pasha in Chazarat haShatz

When "ulchaparat pasha" is said in the Chazarat haShatz of Rosh Chodesh, how should the amein of the tzibbur be handled? Should the amein from "velislichat avon" be deferred until after "pasha," or ...
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1answer
104 views

Not davening the musaf of Rosh Chodesh on Shabbos Rosh Chodesh

If someone by mistake didn't say atah y'ztarteh (the special tefillah we say by musaf on Shabbos that is also rosh chodesh) and instead davened a regular musaf on shabbos rosh chdoesh, what's the din ...
2
votes
1answer
46 views

Why is the rosh chodesh goat not in Rosh Hashana's section of Pin'chas?

Numbers 28 lists the musaf offerings of rosh chodesh. They include a goat, which is a chatas offering, and several animals as an ola offering. Numbers 29 lists the musaf offerings of Rosh Hashana. ...
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0answers
34 views

Lack of Benching Rosh Chodesh Tishrei [duplicate]

I have heard that the reason we do not Bench Rosh Chodesh Tishrei is in order to confuse the Satan. Now the Satan is no fool. How is the Satan getting confused when we pull this trick year after year? ...
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0answers
233 views

Shaving(hair cuts) on Rosh Chodesh

What is the reason that hair cuts are not allowed(or advisable) on Rosh Chodesh according to Rav Yehuda Hachassid? A lot of things mentioned in the tzavvah should be avoided because of danger is this ...
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0answers
49 views

Time limit on repeating the shemona esra after forgetting to include an insertion

If a person forgets to say yaaleh vyavo for rosh chodesh during the shemonah esre, I understand they are supposed to go back and repeat the shemonah esre, this time saying yaaleh vyavo. Is there a ...
1
vote
1answer
124 views

What is significant about being eight days old from birth?

We make a bris on the eighth day. A korban has to be eight days old before being brought on the mizbeach. The new moon according to many has to be eight days old from when its 'born' again till me ...
5
votes
2answers
139 views

Why do Israelis keep one day of Yom Tov?

From what I understand, we outside of Eretz Yisrael we keep two days of Yom Tov as a continuation of the minhag that evolved from the time of the Bais Hamikdash when we would not necessarily know when ...
3
votes
1answer
231 views

Forgot to say Yaaleh V'Yavo by Shacharis Rosh Chodesh - before the Molad

Orach Chaim 422:1 mentions that one who forgets Yaale V'Yavo at Maariv does not have to Daven again since we do not do Kiddush HaChodesh at night. However if one forgot at Shacharis or Mincha he does ...
5
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4answers
106 views

How to care about the molad

I have read the great answers to Purpose of announcing Molad and understood that the halakhic reason to know the molad is to know what the Sanhedrin would know when they declared a new month. But ...
6
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1answer
105 views

Mistake in aliyah on Rosh Chodesh

On Rosh Chodesh we have four aliyos by Krias HaTorah. Rosh Chodesh fell out on Monday and by mistake it was read by the first aliyah of Kohen the Parsha of that week. After the aliyah was finished ...
4
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4answers
233 views

Why are the commandments for Rosh Chodesh and Passover in the same paragraph?

The reading for Parashat Hachodesh consists of a single paragraph in the Torah, Exodus 12:1-20, whose main topic is God's commandments related to the Passover offering and holiday observance that ...
3
votes
1answer
289 views

New Moon Based on Sighting Outside of the Land of Israel

I would appreciate someone directing me to a source that states/indicates/suggests whether the visibility of the new moon outside the Land of Israel may be used to begin the Jewish month in that ...
6
votes
2answers
273 views

When do we start reciting Psalm 27?

Yesterday being the 30th of Av (and Rosh Chodesh Elul), prompted a question at shul: exactly when do we start saying Psalm 27—on the first day of Elul or the first day of Rosh Chodesh Elul? Most ...
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2answers
337 views

Rosh Chodesh Av versus the rest of the 9 days?

Is Rosh Chodesh Av any different than the rest of the nine days in terms of stringencies otherwise applicable during the nine days and the three weeks? For example, is there any heter to listen to ...