2 Kings 23:21

And the king will command all the people, saying, Do the passover to Jehovah your God, according to the writing upon the book of this covenant

Deuteronomy 16:1-8

Watch the month of Abib, and do the passover to Jehovah thy God: for in the month of Abib Jehovah thy God brought thee out of Egypt by night

Exodus 12:3-20

Speak ye to all the assembly of Israel, saying, In the tenth of this month and they shall take to them each a sheep, according to the house of the fathers; a sheep for a house.

Leviticus 23:5-8

In the first month, in the fourteenth of the month, between the two evenings, the passover to Jehovah.

Numbers 9:2-5

And the sons of Israel shall do the passover in its appointment

Numbers 28:16-25

And in the first month, in the fourteenth day to the month, a passover to Jehovah.

2 Chronicles 35:1-19

And Josiah will do in Jerusalem the passover to Jehovah: and they will slaughter the passover in the fourteenth day to the first month.

Treasury of Scripture Knowledge

Summary

And the king commanded all the people, saying, Keep the passover unto the LORD your God, as it is written in the book of this covenant.

Bible References

Keep

2 Chronicles 35:1
And Josiah will do in Jerusalem the passover to Jehovah: and they will slaughter the passover in the fourteenth day to the first month.

As it is written

Exodus 12:3
Speak ye to all the assembly of Israel, saying, In the tenth of this month and they shall take to them each a sheep, according to the house of the fathers; a sheep for a house.
Leviticus 23:5
In the first month, in the fourteenth of the month, between the two evenings, the passover to Jehovah.
Numbers 9:2
And the sons of Israel shall do the passover in its appointment
Numbers 28:16
And in the first month, in the fourteenth day to the month, a passover to Jehovah.
Deuteronomy 16:1
Watch the month of Abib, and do the passover to Jehovah thy God: for in the month of Abib Jehovah thy God brought thee out of Egypt by night