Romans 11:8

8 as it is written, "God gave them a sluggish spirit, eyes that would not see and ears that would not hear, down to this very day."

Romans 11:8 In-Context

6 But if it is by grace, it is no longer on the basis of works, otherwise grace would no longer be grace.
7 What then? Israel failed to obtain what it was seeking. The elect obtained it, but the rest were hardened,
8 as it is written, "God gave them a sluggish spirit, eyes that would not see and ears that would not hear, down to this very day."
9 And David says, "Let their table become a snare and a trap, a stumbling block and a retribution for them;
10 let their eyes be darkened so that they cannot see, and keep their backs forever bent."
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.