פירוש על תהילים 44:2

with our ears we heard From here you learn that the sons of Korah were speaking for the generations following them, for if it were for themselves, they should not say, “our fathers told us,” because they themselves witnessed the miracles of the desert, the Jordan, and Joshua’s war. In this manner, it is explained in the Aggadah of Psalms (Mid. Ps. 44:1).