Cross reference
1 Corinthians 1:15
15 so that no one should say that I had baptized you into my own name.
John 3:28-29
28 You yourselves testify that I said, 'I am not the Christ,' but, 'I have been sent before him.'
29 He who has the bride is the bridegroom; but the friend of the bridegroom, who stands and hears him, rejoices greatly because of the bridegroom's voice. This, my joy, therefore is made full.
John 7:18
18 He who speaks from himself seeks his own glory, but he who seeks the glory of him who sent him, the same is true, and no unrighteousness is in him.
2 Corinthians 11:2
2 For I am jealous over you with a godly jealousy. For I married you to one husband, that I might present you as a pure virgin to Christ.