Leviticus 23:5

23:5 In the first month, on the fourteenth day of the month, at twilight, is a Passover offering to the Lord.

Numbers 9:3

9:3 In the fourteenth day of this month, at twilight, you are to observe it at its appointed time; you must keep it in accordance with all its statutes and all its customs.”

Numbers 28:16

Passover and Unleavened Bread

28:16 “‘On the fourteenth day of the first month is the Lord’s Passover.

Numbers 28:18

28:18 And on the first day there is to be a holy assembly; you must do no ordinary work on it.

Deuteronomy 16:1-6

The Passover-Unleavened Bread Festival

16:1 Observe the month Abib and keep the Passover to the Lord your God, for in that month he brought you out of Egypt by night. 16:2 You must sacrifice the Passover animal (from the flock or the herd) to the Lord your God in the place where he chooses to locate his name. 16:3 You must not eat any yeast with it; for seven days you must eat bread made without yeast, symbolic of affliction, for you came out of Egypt hurriedly. You must do this so you will remember for the rest of your life the day you came out of the land of Egypt. 16:4 There must not be a scrap of yeast within your land for seven days, nor can any of the meat you sacrifice on the evening of the first day remain until the next morning. 16:5 You may not sacrifice the Passover in just any of your villages that the Lord your God is giving you, 16:6 but you must sacrifice it in the evening in the place where he chooses to locate his name, at sunset, the time of day you came out of Egypt.

Deuteronomy 16:2

16:2 You must sacrifice the Passover animal (from the flock or the herd) to the Lord your God in the place where he chooses to locate his name.

Deuteronomy 30:15

30:15 “Look! I have set before you today life and prosperity on the one hand, and death and disaster on the other.

Ezekiel 45:21

45:21 “‘In the first month, on the fourteenth day of the month, you will celebrate the Passover, and for seven days bread made without yeast will be eaten.