Deuteronomy 32:18

Of the Rock that begat thee thou art unmindful, and hast forgotten God that formed thee.
— Deuteronomy 32:18, King James Version

In other translations

World English Bible (WEB)

Of the Rock that became your father, you are unmindful, Have forgotten God who gave you birth.

American Standard Version (ASV)

Of the Rock that begat thee thou art unmindful, And hast forgotten God that gave thee birth.

Young's Literal Translation (YLT)

The Rock that begat thee thou forgettest, And neglectest God who formeth thee.