David"s Heir: Isaac Established the Jewish Line Down to Jesse; Eliab, Jesse"s Firstborn, & Six Younger Brothers, Rejected in Favor of David, 1 Sam 16:6, 12; Eliab becomes Bitter, 1 Sam 17:28; Why David?: Jacob"s Prophecy in Gen 49:10 Revealing Tribe of Judah as Messianic Line; David & Jesus Natives of Bethlehem, Mic 5:2; David"s Soul, Not His Physical Appearance, Qualified Him as the Lord"s Anointed, 1 Sam 16:1213