Numbers 9:2
“Let the children of Israel also keep the passover at his appointed season.”
And the Lord spake unto Moses in the wilderness of Sinai, in the first month of the second year after they were come out of the land of Egypt, saying,
Let the children of Israel also keep the passover at his appointed season.
In the fourteenth day of this month, at even, ye shall keep it in his appointed season: according to all the rites of it, and according to all the ceremonies thereof, shall ye keep it.
And Moses spake unto the children of Israel, that they should keep the passover.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“Observe the month of Abib, and keep the passover unto the Lord thy God: for in the month of Abib the Lord thy God brought thee forth out of Egypt by night.”
“Purge out therefore the old leaven, that ye may be a new lump, as ye are unleavened. For even Christ our passover is sacrificed for us:”
“And in the fourteenth day of the first month is the passover of the Lord.”
“And the children of the captivity kept the passover upon the fourteenth day of the first month.”
“Moreover Josiah kept a passover unto the Lord in Jerusalem: and they killed the passover on the fourteenth day of the first month.”