Exodus 12:21

12:21 Then Moses summoned all the elders of Israel, and told them, “Go and select for yourselves a lamb or young goat for your families, and kill the Passover animals.

Exodus 19:12

19:12 You must set boundaries for the people all around, saying, ‘Take heed to yourselves not to go up on the mountain nor touch its edge. Whoever touches the mountain will surely be put to death!

Exodus 30:37

30:37 And the incense that you are to make, you must not make for yourselves using the same recipe; it is to be most holy to you, belonging to the Lord.