Exodus 31:15,16

Exodus 31:15,16 (KJV)
15 Six days may work be done; but in the seventh is the sabbath of rest, holy to the Lord: whosoever doeth any work in the sabbath day, he shall surely be put to death.
16 Wherefore the children of Israel shall keep the sabbath, to observe the sabbath throughout their generations, for a perpetual covenant.

Exodus 31:1-5

Exodus 31:1-5 (KJV)
1 And the Lord spake unto Moses, saying,
2 See, I have called by name Bezaleel the son of Uri, the son of Hur, of the tribe of Judah:
3 And I have filled him with the spirit of God, in wisdom, and in understanding, and in knowledge, and in all manner of workmanship,
4 To devise cunning works, to work in gold, and in silver, and in brass,
5 And in cutting of stones, to set them, and in carving of timber, to work in all manner of workmanship.