the firstborn son # 05_DEU_21_15 # If a man have two wives, one beloved, and another hated, and they have born him children, [both] the beloved and the hated; and [if] the firstborn son be hers that was hated: 
the firstborn son # 01_GEN_36_15 # These [were] dukes of the sons of Esau: the sons of Eliphaz the firstborn [son] of Esau; duke Teman, duke Omar, duke Zepho, duke Kenaz,