B'resheet (Gen) 49:24-25

but his bow remained taut; and his arms were made nimble by the hands of the Mighty One of Ya‘akov, from there, from the Shepherd, the Stone of Isra’el, by the God of your father, who will help you, by El Shaddai, who will bless you with blessings from heaven above, blessings from the deep, lying below, blessings from the breasts and the womb.