1 Chronicles 2:18 in the World English Bible
Caleb the son of Hezron became the father of children by Azubah his wife, and by Jerioth; and these were her sons: Jesher, Shobab, and Ardon.
Context
17 And Abigail bare Amasa: and the father of Amasa was Jether the Ishmeelite.
18 And Caleb the son of Hezron begat children of Azubah his wife, and of Jerioth: her sons are these; Jesher, and Shobab, and Ardon.
19 And when Azubah was dead, Caleb took unto him Ephrath, which bare him Hur.