Jephthah (jĕfˈthə) [key], in the Book of Judges, a Hebrew raider, son of Gilead and a judge of Israel. He vowed if victorious over the Ammonites to sacrifice the first of his household to meet him on his return. His daughter was the price of this vow. He also masterminded a slaughter of neighboring Ephraimites. Jephthah is also mentioned in the New Testament book of Hebrews.
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