||When Moses' hands became weary, they took a stone and placed it under him, so that he would be able to sit on it. Aaron and Chur then held his hands, one on each side, and his hands remained steady until sunset.
Videy Moshe kvedim vayikchu-even vayasimu tachtav vayeshev aleyha ve'Aharon veChur tamchu veyadav mizeh echad umizeh echad vayehi yadav emunah ad-bo hashamesh.
||Joshua was thus able to break the ranks of Amalek and his allies with the sword.
Vayachalosh Yehoshua et-Amalek ve'et-amo lefi-charev.
|break the ranks|
(Targum Yonathan; Ibn Janach). Or, literally, 'weaken.'
Amalek had allied with other nations to attack the Israelites (Mekhilta; Josephus 3:2:1).