Here "found favor" is an idiom that means be approved of or that God is pleased with Moses. Here "eyes" are a metonym for sight, and sight is a metaphor representing God's evaluation. Alternate translation: "I have evaluated you and approve" or "I am pleased with you" (See: [[rc://en/ta/man/translate/figs-idiom]] and [[rc://en/ta/man/translate/figs-metonymy]] and [[rc://en/ta/man/translate/figs-metaphor]])