Exodus 3:3

3:3 So Moses thought, “I will turn aside to see this amazing sight. Why does the bush not burn up?”

Exodus 21:11

21:11 If he does not provide her with these three things, then she will go out free, without paying money.

Exodus 33:15

33:15 And Moses said to him, “If your presence does not go with us, do not take us up from here.