'Keep' in the Bible

Angels who didn't keep their first domain, but deserted their own dwelling place, he has kept in everlasting bonds under darkness for the judgment of the great day.

But you, beloved, keep building up yourselves on your most holy faith, praying in the Holy Spirit.

Keep yourselves in the love of God, looking for the mercy of our Lord Jesus Christ to eternal life.

Now to him who is able to keep them from stumbling, and to present you faultless before the presence of his glory in great joy,