Shem: Shem signifies name or renown; and his, indeed, was great both in a temporal and spiritual sense, inasmuch as he was destined to be the lineal ancestor of the promised Seed of the woman, to which Noah might allude in his pious ejaculation, Genesis 9:26.
the father: Genesis 11:10-26
Eber: Numbers 24:24
the brother: Genesis 10:2