'Marriage' in the Bible

Caleb announced, "I'll give my daughter Achsah in marriage to whomever leads the attack against Kiriath-sepher and captures it."

Othniel, Caleb's nephew through his younger brother Kenaz, captured the city, so Caleb awarded him his daughter Achsah in marriage.

He had 30 sons and 30 daughters, but he gave his daughters in marriage to outsiders and brought in 30 outsiders for his sons. He governed Israel for seven years,

Her father said, "Because I honestly thought that you hated her deeply, I gave her in marriage to your best man. Isn't her younger sister better than she? Please then, let her be yours instead."

Now the people of Israel had taken a vow in Mizpah that went like this: "Not even one of us will give his daughter in marriage to a descendant of Benjamin!"

What can we do to find wives for the survivors who remain, since we've already taken an oath in the LORD's presence not to give them any of our daughters in marriage?"