For if there be first a willing mind, it is accepted according to that a man hath, and not according to that he hath not. According to that a man hath - According to his real property; not taking that which belongs to his own family, and is indispensably necessary for their support; and not taking that which belongs to others; viz. what he owes to any man.
Related Commentaries of 2 Corinthians 8:12
2 Corinthians 8:12
12 For if there be first a willing mind, it is accepted according to that a man hath, and not according to that he hath not.