Bamidbar 9:1-3

Orthodox Jewish Bible

9 And Hashem spoke unto Moshe in the Midbar Sinai, in the first month of the second year after they were come out of Eretz Mitzrayim, saying,

² Let the Bnei Yisroel also observe the Pesach at its appointed season.

³ In the fourteenth day of this month, at twilight, ye shall observe it in its appointed season; according to kol chukkot of it, according to all the mishpatim thereof, shall ye observe it.