Reference for Psalms 106:33

כִּֽי־הִמְר֥וּ אֶת־רוּח֑וֹ וַ֝יְבַטֵּ֗א בִּשְׂפָתָֽיו׃

For they embittered his spirit, And he spoke rashly with his lips.

ספר השרשים