In addition the Lord said to him, “Put your hand inside your cloak.” So he put his hand inside his cloak, and when he took it out, his hand was diseased, white as snow.

but the Lord told him, “Stretch out your hand and grab it by the tail.” So he stretched out his hand and caught it, and it became a staff in his hand.

Then He said, “Put your hand back inside your cloak.” He put his hand back inside his cloak, and when he took it out, it had again become like the rest of his skin.

But the Lord replied to Moses, “Now you are going to see what I will do to Pharaoh: he will let them go because of My strong hand; he will drive them out of his land because of My strong hand.”

eye for eye, tooth for tooth, hand for hand, foot for foot,

Let it serve as a sign for you on your hand and as a reminder on your forehead, so that the Lord’s instruction may be in your mouth; for the Lord brought you out of Egypt with a strong hand.

So let it be a sign on your hand and a symbol on your forehead, for the Lord brought us out of Egypt by the strength of His hand.”

Lord, Your right hand is glorious in power.
Lord, Your right hand shattered the enemy.

While Moses held up his hand, Israel prevailed, but whenever he put his hand down, Amalek prevailed.