Romans 11:10

Let their eyes be darkened, that they may not see, and bow down their back alway.
— Romans 11:10, King James Version

In other translations

World English Bible (WEB)

Let their eyes be darkened, that they may not see. Bow down their back always."

American Standard Version (ASV)

Let their eyes be darkened, that they may not see, And bow thou down their back always.

Young's Literal Translation (YLT)

let their eyes be darkened--not to behold, and their back do Thou always bow down.'