4 Bible Verses about God Hardening People

So then he hath mercy on whom he willeth, and whom he willeth, he hardneth.

He hath blinded their eyes, and hardened their hearts, that they might not see with their eyes, and understand with their heart, and be converted, that I might heal them.

What then? Israel hath not obtained that which he seeketh, but the election hath obtained, and the rest were blinded.

Brethren, I would not that ye should be ignorant of this mystery, (lest ye should be wise in your own conceits) that hardness is in part happened to Israel, till the fulness of the Gentiles be come in: