1 Corinthians 4:1-2 New King James Version (NKJV)
Stewards of the Mysteries of God
4 Let a man so consider us, as servants of Christ and stewards of the mysteries of God. 2 Moreover it is required in stewards that one be found faithful.
1 Corinthians 4:1-2 New International Version (NIV)
The Nature of True Apostleship
4 This, then, is how you ought to regard us: as servants of Christ and as those entrusted with the mysteries God has revealed. 2 Now it is required that those who have been given a trust must prove faithful.