New Revised Standard Version
So Joshua did as Moses told him, and fought with Amalek, while Moses, Aaron, and Hur went up to the top of the hill.

Contemporary English Version
Joshua led the attack as Moses had commanded, while Moses, Aaron, and Hur stood on the hilltop.

New American Bible
Joshua did as Moses told him: he engaged Amalek in battle while Moses, Aaron, and Hur climbed to the top of the hill.

Douay-Rheims Bible
Josue did as Moses had spoken, and he fought against Amalec; but Moses, and Aaron, and Hur, went up upon the top of the hill.

Josue did as Moses had spoken, and he fought against Amalec; but Moses, and Aaron, and Hur, went up upon the top of the hill.

Joshua

Joshua 11:15 As the Lord had commanded Moses his servant, so did Moses command Joshua, and he accomplished all: he left not one thing undone of all the commandments which the Lord had commanded Moses.

Matthew 28:20 Teaching them to observe all things whatsoever I have commanded you. And behold I am with you all days, even to the consummation of the world.

John 2:5 His mother saith to the waiters: Whatsoever he shall say to you, do ye.

John 15:14 You are my friends, if you do the things that I command you.

and Moses

Exodus 17:9 And Moses said to Josue: Choose out men; and go out and fight against Amalec: tomorrow I will stand on the top of the hill, having the rod of God in my hand.

Hur

Exodus 17:12 And Moses's hands were heavy: so they took a stone, and put under him, and he sat on it: and Aaron and Hur stayed up his hands on both sides. And it came to pass, that his hands were not weary until sunset.

Exodus 24:14 Said to the ancients: Wait ye here till we return to you. You have Aaron and Hur with you: if any question shall arise, you shall refer it to them.