Eighteen

The Israelites served Eglon king of Moab eighteen years.

…who that very year harassed and oppressed the Israelites, and they did so for eighteen years to all the Israelites on the other side of the Jordan in Gilead, the land of the Amorites.

And David made a name for himself when he returned from striking down eighteen thousand Edomites in the Valley of Salt.

He cast two pillars of bronze, each eighteen cubits high and twelve cubits in circumference.

Jehoiachin was eighteen years old when he became king, and he reigned in Jerusalem three months. His mother’s name was Nehushta daughter of Elnathan; she was from Jerusalem.

Each pillar was eighteen cubits tall. The bronze capital atop one pillar was three cubits high, with a network of bronze pomegranates all around. The second pillar, with its network, was similar.

Moreover, Abishai son of Zeruiah struck down eighteen thousand Edomites in the Valley of Salt.

Rehoboam loved Maacah daughter of Absalom more than all his wives and concubines. In all, he had eighteen wives and sixty concubines, and he was the father of twenty-eight sons and sixty daughters.

Jehoiachin was eighteen years old when he became king, and he reigned in Jerusalem three months and ten days. And he did evil in the sight of the LORD.

Each pillar was eighteen cubits tall and twelve cubits in circumference; each was hollow, four fingers thick.

Or those eighteen who were killed when the tower of Siloam collapsed on them: Do you think that they were more sinful than all the others living in Jerusalem?

…and a woman there had been disabled by a spirit for eighteen years. She was hunched over and could not stand up straight.

Then should not this daughter of Abraham, whom Satan has kept bound for eighteen long years, be released from her bondage on the Sabbath day?”