When his army saw that Nicanor had fallen: Nicanor had fallen may be translated “he was dead” (Good News Bible) or “Nicanor had been killed.”

They threw down their arms and fled: Their arms refers to their weapons.

Quoted with permission from Bullard, Roger A. and Hatton, Howard A. A Handbook on 1-2 Maccabees. (UBS Helps for Translators). New York: UBS, 2011. For this and other handbooks for translators see here.