And the LORD said to Moses, "Walk on ahead of the people and take some of the elders of Israel with you. Take along in your hand the staff with which you struck the Nile, and go.

Exodus 3:16
Go, assemble the elders of Israel and say to them, 'The LORD, the God of your fathers--the God of Abraham, Isaac, and Jacob--has appeared to me and said: I have surely attended to you and have seen what has been done to you in Egypt.

Exodus 3:18
The elders of Israel will listen to what you say, and you must go with them to the king of Egypt and tell him, 'The LORD, the God of the Hebrews, has met with us. Now please let us take a three-day journey into the wilderness, so that we may sacrifice to the LORD our God.'

Exodus 7:20
Moses and Aaron did just as the LORD had commanded; in the presence of Pharaoh and his officials, Aaron raised the staff and struck the water of the Nile, and all the water was turned to blood.

Exodus 14:16
And as for you, lift up your staff and stretch out your hand over the sea and divide it, so that the Israelites can go through the sea on dry ground.

Numbers 20:8
"Take the staff and assemble the congregation. You and your brother Aaron are to speak to the rock while they watch, and it will pour out its water. You will bring out water from the rock and provide drink for the congregation and their livestock."

Psalm 74:15
You broke open the fountain and the flood; You dried up the ever-flowing rivers.

And the LORD said to Moses, Go on before the people, and take with you of the elders of Israel; and your rod, with which you smote the river, take in your hand, and go.