1 Corinthians 7:12
But to the rest speak I, not the Lord: If any brother hath a wife that believeth not, and she be pleased to dwell with him, let him not put her away.
Cross-reference
In 1 Cor 7:25, Paul again says he has 'no command from the Lord' but gives his judgment, directly echoing the same apostolic authority in 7:12.
In 1 Cor 7:10, the Lord commands no divorce for Christian couples; here Paul gives his own instruction for mixed marriages—distinguishing divine command from apostolic advice.
In 1 Cor 7:6, Paul calls his advice a 'concession, not a command,' mirroring his disclaimer in 7:12 that he speaks as himself, not the Lord.
In Ezra 10:2, marrying foreign women is seen as unfaithfulness requiring divorce—opposite to Paul's instruction here not to divorce an unbelieving spouse.
In Ezra 10:3, the solution is to send away foreign wives; Paul here forbids divorce, highlighting the shift from OT covenant to NT grace.
In Ezra 10:11-19, the community separates from foreign wives; Paul here commands believers to remain with unbelieving spouses—direct reversal.
In Deut 24:1, divorce is permitted; Paul here forbids divorce for believers with unbelieving spouses, showing a higher standard in Christ.
In 2 Corinthians 8:8, Paul similarly says 'I speak not by commandment'—mirroring his 'I, not the Lord' here, both distinguishing apostolic advice from divine command.
In 2 Cor 11:17, Paul distinguishes his words from the Lord's, reinforcing his pattern of offering personal apostolic advice without divine mandate.