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8
votes
3answers
2k views

Rainbow as a bad omen

There is a popular idea that seeing a rainbow is a bad sign, as if the world is deserving of a deluge (c"v) and the only reason Hashem does not do so is because of His promise. Is there any source for ...
1
vote
2answers
105 views

Source for 4 species and the name of God?

I have seen many people say that one of the things that the arba minim (four species used on Succot) relate symbolically to the name of God, each species corresponding to another letter. What is the ...
5
votes
2answers
197 views

Source for not having picture taken

Is there any source, halachic or otherwise, for an aversion to having one's picture taken?
10
votes
2answers
856 views

A site to search Kosher Symbols by characteristics?

Several years ago, I found a website that let me search and sort Kosher symbols by look and other characteristics. It seemed like each symbol was tagged with its distinctive features. This was very ...
3
votes
1answer
250 views

A new knife for Rosh Hashanah?

There is a custom to buy a knife for Rosh Hashanah: the qualifier is that the knife not be serrated. What is the source for this custom and what is the significance of the knife not having edges?
5
votes
1answer
162 views

Some years have a siman, what does it mean?

I saw on a calendar that each year has a siman, for example 5772 has the siman 517. Here are the simanim for the next few years: 5773: 203 5774: 1523 5775: 517 5776: 1217 Does anyone know ...
10
votes
2answers
731 views

Is hamsa allowed?

Does the Halacha allow the use of a hamsa as a good luck charm, considering that it originated as a Muslim symbol?
9
votes
3answers
494 views

How did the Star of David become iconic?

We all recognize the iconic symbol of the Star of David, do we know where it came from and where it got its name? I always learned that the symbol appeared on King David's shield. True? How do we ...
4
votes
0answers
105 views

Sources for Hamsa

I know from Ben Ish Hai Shana Bet Parashat Pinehas siman 13 where he writes to make a Hamsa from wood. However, I am wondering if there any earlier sources to solidify the fact that this would ...