they: Genesis 1:28, Genesis 9:1, Genesis 14:19, Genesis 17:16, Genesis 28:3, Genesis 48:15-16, Genesis 48:20; Ruth 4:11-12
be thou the mother: Or, "be thou for thousands of myriads;" a large family being always considered, in ancient times, as a proof of the peculiar blessing and favour of God.
thousands: Daniel 7:10
thy seed: Genesis 22:17; Leviticus 25:46; Deuteronomy 21:19