Exodus 12:4-8

12:4 If any household is too small for a lamb, the man and his next-door neighbor are to take a lamb according to the number of people – you will make your count for the lamb according to how much each one can eat. 12:5 Your lamb must be perfect, a male, one year old; you may take it from the sheep or from the goats. 12:6 You must care for it until the fourteenth day of this month, and then the whole community of Israel will kill it around sundown. 12:7 They will take some of the blood and put it on the two side posts and top of the doorframe of the houses where they will eat it. 12:8 They will eat the meat the same night; they will eat it roasted over the fire with bread made without yeast and with bitter herbs.

Exodus 12:2

12:2 “This month is to be your beginning of months; it will be your first month of the year.

Exodus 35:10-11

35:10 Every skilled person among you is to come and make all that the Lord has commanded: 35:11 the tabernacle with its tent, its covering, its clasps, its frames, its crossbars, its posts, and its bases;