And he went up thence to the inhabitants of Debir: and the name of Debir before was Kirjathsepher. Kirjath-sepher - The city of the book. Why so named is uncertain. It was also called Debir, and Kirjath-sannah. See Joshua 15:49.
Related Commentaries of Joshua 15:15
Joshua 15:15
15 And he went up thence to the inhabitants of Debir: and the name of Debir before was Kirjathsepher.