Exodus 17:8 in the King James Version
Then came Amalek, and fought with Israel in Rephidim.
Context
7 He called the name of the place Massah, and Meribah, because the children of Israel quarreled, and because they tested the LORD, saying, “Is the LORD among us, or not?”
8 Then Amalek came and fought with Israel in Rephidim.
9 Moses said to Joshua, “Choose men for us, and go out to fight with Amalek. Tomorrow I will stand on the top of the hill with God’s rod in my hand.”