Jude 1:20 in the King James Version
But ye, beloved, building up yourselves on your most holy faith, praying in the Holy Ghost,
Context
19 These are those who cause divisions and are sensual, not having the Spirit.
20 But you, beloved, keep building up yourselves on your most holy faith, praying in the Holy Spirit.
21 Keep yourselves in God’s love, looking for the mercy of our Lord Jesus Christ to eternal life.