until we all reach unity in the faith and in the knowledge of the Son of God, as we mature to the full measure of the stature of Christ.
KJV
Till we all come in the unity of the faith, and of the knowledge of the Son of God, unto a perfect man, unto the measure of the stature of the fulness of Christ:
ASV
till we all attain unto the unity of the faith, and of the knowledge of the Son of God, unto a fullgrown man, unto the measure of the stature of the fulness of Christ: