הֵ֣ן גּ֥וֹר יָג֛וּר אֶ֖פֶס מֵֽאוֹתִ֑י מִי־גָ֥ר אִתָּ֖ךְ עָלַ֥יִךְ יִפּֽוֹל׃
Behold, they may gather together, but not by Me; Whosoever shall gather together against thee shall fall because of thee.
Read Jewish philosophy on Isaiah 54:15: Rambam's Guide for the Perplexed, Saadia Gaon, and classical Jewish philosophical sources, free online.