Proverbs 9:16 - Ellicott's Commentary On The Whole Bible

Whoso is simple... — She imitates Wisdom closely in her address: Satan, too, transforms himself into an “angel of light” (2 Corinthians 11:14). Folly attracts those undecided characters who are in the right track, but have not the constancy to persevere in it; who, “in time of temptation, fall away.”