'Performing' in the Bible
So Judah instructed Onan, "You are to have sexual relations with your dead brother's wife, performing the duty of a brother-in-law with her, and have offspring for your brother."
They are to take care of his needs and the needs of the whole congregation at the Tent of Meeting by performing duties at the tent.
They are to take charge of the utensils at the Tent of Meeting and meet the needs of the Israelis by performing duties on behalf of the tent.
So Manoah prepared a young goat and a grain offering and offered it on a boulder to the LORD, who kept on performing miracles while Manoah and his wife watched continually.
God, you are the one performing awesome deeds. You reveal your might among the nations.