Kings III 11:31

31 and he said to Jeroboam, Take to thyself ten pieces, for thus saith the Lord God of Israel, Behold, I rend the kingdom out of the hand of Solomon, and will give thee ten tribes.

Kings III 11:31 In-Context

29 And it came to pass at that time, that Jeroboam went forth from Jerusalem, and Achia the Selonite the prophet found him in the way, and caused him to turn aside out of the way: and Achia was clad with a new garment, and they two alone in the field.
30 And Achia laid hold of his new garment that was upon him, and tore it twelve pieces:
31 and he said to Jeroboam, Take to thyself ten pieces, for thus saith the Lord God of Israel, Behold, I rend the kingdom out of the hand of Solomon, and will give thee ten tribes.
32 Yet he shall have two tribes, for my servant David's sake, and for the sake of Jerusalem, the city which I have chosen out of all the tribes of Israel.
33 Because he forsook me, and sacrificed to Astarte the abomination of the Sidonians, and to Chamos, and to the idols of Moab, and to their king the abomination of the children of Ammon, and he walked not in my ways, to do that which was right before me, as David his father .

Footnotes 1

The Brenton translation of the Septuagint is in the public domain.