"Liberal, generous. (1.) The eldest of Aaron's four sons (Ex." 6:23; Num. 3:2). He with his brothers and their father were consecrated as priests of Jehovah (Ex. 28:1). He afterwards perished with Abihu for the sin of offering strange fire on the "altar of burnt-offering (Lev. 10:1, 2; Num. 3:4; 26:60)." "(2.) The son and successor of Jeroboam, the king of Israel (1 Kings 14:20). While engaged with all Israel in laying siege to "Gibbethon, a town of southern Dan (Josh. 19:44), a conspiracy" "broke out in his army, and he was slain by Baasha (1 Kings" "15:25-28), after a reign of two years (B.C. 955-953). The" "assassination of Nadab was followed by that of his whole house," and thus this great Ephraimite family became extinct (1 Kings 15:29). "(3.) One of the sons of Shammai in the tribe of Judah (1 Chr. "2:28, 30)."

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Definition of Nadab:
"free and voluntary gift; prince"