Isaiah 59:21

21“As for Me, this is My covenant with them,”59:21 Cited in Romans 11:27 says the Lord. “My Spirit will not depart from you,59:21 Literally My Spirit, who is upon you, and My words that I have put in your mouth will not depart from your mouth or from the mouths of your children and grandchildren, from now on and forevermore,” says the Lord.