The writer speaks of God as if he were a bird protecting its young under his wings. AT: "I rejoice because you protect me" (See: [[rc://en/ta/man/translate/figs-metaphor]])
Here, the right hand is used as a symbol of strength and power. AT: "you support me" or "you lift me up" (See: [[rc://en/ta/man/translate/figs-metonymy]])