Reference

Exodus 40:17

And it came to pass in the first month in the second year, on the first day of the month, that the tabernacle was reared up.
15

And thou shalt anoint them, as thou didst anoint their father, that they may minister unto me in the priest’s office: for their anointing shall surely be an everlasting priesthood throughout their generations.

16

Thus did Moses: according to all that the Lord commanded him, so did he.

17

And it came to pass in the first month in the second year, on the first day of the month, that the tabernacle was reared up.

18

And Moses reared up the tabernacle, and fastened his sockets, and set up the boards thereof, and put in the bars thereof, and reared up his pillars.

19

And he spread abroad the tent over the tabernacle, and put the covering of the tent above upon it; as the Lord commanded Moses.

Counter-Arguments

The strongest case that this verse does not belong in this theme.

First Day of the Week

The verse explicitly states "the first day of the month," not "the first day of the week." There is no mention of a week or its days in this passage.