Further Remarks Upon St. Paul's Teaching
This will be the interpretation of that passage, to be examined as to whether it be congruous with the time and the occasion, and with the examples and arguments preceding as well as with the sentences and senses succeeding, and primarily with the individual advice and practice of the apostle himself: for nothing is so much to be guarded as (the care) that no one be found self-contradictory.
Source: On Monogamy (New Advent)