Cross reference
Joshua 15:16
16 And Caleb said, I will give Achsah, my daughter, as wife to the man who overcomes Kiriath-sepher and takes it.
Judges 1:6
6 But Adoni-zedek went in flight; and they went after him and overtook him, and had his thumbs and his great toes cut off.
Judges 1:12-13
12 And Caleb said, I will give Achsah, my daughter, as wife to the man who overcomes Kiriath-sepher and takes it.
13 And Othniel, the son of Kenaz, Caleb's younger brother, took it; so he gave him his daughter Achsah for his wife.