Deuteronomy 33:8 in the King James Version
And of Levi he said, Let thy Thummim and thy Urim be with thy holy one, whom thou didst prove at Massah, and with whom thou didst strive at the waters of Meribah;
Context
7 This is for Judah. He said, “Hear, LORD, the voice of Judah. Bring him in to his people. With his hands he contended for himself. You shall be a help against his adversaries.”
8 About Levi he said, “Your Thummim and your Urim are with your godly one, whom you proved at Massah, with whom you contended at the waters of Meribah.
9 He said of his father, and of his mother, ‘I have not seen him.’ He didn’t acknowledge his brothers, nor did he know his own children; for they have observed your word, and keep your covenant.