וַיֹּאמַ֑ר יְהוָ֛ה סַֽלְעִ֥י וּמְצֻדָתִ֖י וּמְפַלְטִי־לִֽי׃
and he said: The LORD is my rock, and my fortress, and my deliverer;
Read Jewish philosophy on II Samuel 22:2: Rambam's Guide for the Perplexed, Saadia Gaon, and classical Jewish philosophical sources, free online.