John Gills Exposition of the Bible Commentary - Exodus 17:10
So Joshua did as Moses had said to him ,.... He singled out some proper persons for the battle, and arrayed them with armour, and led them forth out of the camp, and went forth at the head of them: and fought with Amalek ; upon both armies meeting, a battle ensued: and Moses, Aaron, and Hur, went up to the top of the hill ; to the top of Mount Sinai or Horeb, not so much to see the battle fought, as to be seen by Joshua and the people of Israel, especially Moses with the rod in his... read more
Matthew Henry's Complete Commentary - Exodus 17:8-16
We have here the story of the war with Amalek, which, we may suppose, was the first that was recorded in the book of the wars of the Lord, Num. 21:14. Amalek was the first of the nations that Israel fought with, Num. 24:20. Observe, I. Amalek's attempt: They came out, and fought with Israel, Exod. 17:8. The Amalekites were the posterity of Esau, who hated Jacob because of the birthright and blessing, and this was an effort of the hereditary enmity, a malice that ran in the blood, and perhaps... read more