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 16:5-6

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.