This is a poetic expression that is very similar to the previous sentence. Alternate translation: "May Yahweh give back to you even more than you have given" (See: [[rc://en/ta/man/translate/figs-parallelism]])
Boaz uses the picture of a mother bird gathering her chicks under her wings to protect them, in order to describe God's protection for those who trust in him. Alternate translation: "in whose safe care you have placed yourself" (See: [[rc://en/ta/man/translate/figs-metaphor]])