"Take the rod; you and your brother Aaron gather the congregation together. Speak to the rock before their eyes, and it will yield its water; thus you shall bring water for them out of the rock, and give drink to the congregation and their animals."
Numbers 20:8
Surrounding context
20:7 Then the LORD spoke to Moses, saying,
20:8 "Take the rod; you and your brother Aaron gather the congregation together. Speak to the rock before their eyes, and it will yield its water; thus you shall bring water for them out of the rock, and give drink to the congregation and their animals."
20:9 So Moses took the rod from before the LORD as He commanded him.