2 Corinthians 11:2-3

11:2 For I am jealous for you with godly jealousy, because I promised you in marriage to one husband, to present you as a pure virgin to Christ. 11:3 But I am afraid that just as the serpent deceived Eve by his treachery, your minds may be led astray from a sincere and pure devotion to Christ.

2 Corinthians 11:17

11:17 What I am saying with this boastful confidence I do not say the way the Lord would. Instead it is, as it were, foolishness.

2 Corinthians 13:1

Paul’s Third Visit to Corinth

13:1 This is the third time I am coming to visit you. By the testimony of two or three witnesses every matter will be established.