Joshua 15:15-17

15And he went up from there against the inhabitants of Debir. a  Now the name of Debir formerly was Kiriath-sepher. 16And Caleb said, “Whoever strikes Kiriath-sepher and captures it, to him will I give Achsah my daughter as wife.” 17 b  And Othniel the son of Kenaz c  the brother of Caleb, captured it. And he gave him Achsah his daughter as wife.
Copyright information for ESV