Exodus 13:10
Keep this statute at its appointed time from year to year.
Exodus 12:14
“This day is to be a memorial for you, and you must celebrate it as a festival to the Lord. You are to celebrate it throughout your generations as a permanent statute.
Exodus 12:24-25
“Keep this command permanently as a statute for you and your descendants.
Exodus 23:15
Observe the Festival of Unleavened Bread. As I commanded you, you are to eat unleavened bread for seven days at the appointed time in the month of Abib,
Leviticus 23:6
The Festival of Unleavened Bread
Deuteronomy 16:3-4
You must not eat leavened bread with it. For seven days you are to eat unleavened bread with it, the bread of hardship—because you left the land of Egypt in a hurry—so that you may remember for the rest of your life the day you left the land of Egypt.