As a fair exchange—I speak as to my children—open wide your hearts also.
13. Now the same requital He softens his reproof by addressing them kindly as his sons, and also by this exhortation, by which he intimates that he still entertains good hopes of them. By the same requital he means — mutual duty, for there is a mutual return of duty between a father and his sons.
The apostle proceeds to address himself more particularly to the Corinthians, and cautions them against mingling with unbelievers. Here observe, I. How the caution is introduced with a profession, in a very pathetic manner, of the most tender affection to them, even like that of a father to his children, Co2 6:11-13.
Commenting on 2 Corinthians 6:11-18
Be ye not unequally yoked together with unbelievers,.... This seems to be an allusion to the law in Deu 22:10 and to be a mystical explanation of it; and is to be understood not as forbidding civil society and converse with unbelievers; for this is impracticable, then must believers needs go out of the world; this the many natural and civil relations subsisting among men...