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Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will:
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Reuvain, Dan, and Gad all lived 125 years
There are exactly 125 days between Shavuos and Succos
125 is majority of bones of one body which Beis Hillel require to make up the quarter of a kav of bones in order to make an ohel tamei. (Eiduyos 1:7)