Colossians 2:2-3 NIV

2 My purpose is that they may be encouraged in heart1 and united in love, so that they may have the full riches of complete understanding, in order that they may know the mystery2 of God, namely, Christ,

References for Colossians 2:2

3 in whom are hidden all the treasures of wisdom and knowledge.3

References for Colossians 2:3