John Gills Exposition of the Bible Commentary - Proverbs 6:18
An heart that deviseth wicked imaginations ,.... Or, "thoughts of wickedness" F5 מחשבות און "cogitationes iniquitatis", Montanus; "cogitationes vanitatis", Cocceius. ; which are framed and formed in the heart: and this being the source and fountain of all wickedness, is placed in the midst of these hateful and abominable things; See Gill on Proverbs 6:14 ; evil thoughts and designs, both against God and men, are intended, which are forged and fabricated in the wicked heart of... read more
Matthew Henry's Complete Commentary - Proverbs 6:12-19
Solomon here gives us, I. The characters of one that is mischievous to man and dangerous to be dealt with. If the slothful are to be condemned, that do nothing, much more those that do ill, and contrive to do all the ill they can. It is a naughty person that is here spoken of, Heb. A man of Belial; I think it should have been so translated, because it is a term often used in scripture, and this is the explication of it. Observe, 1. How a man of Belial is here described. He is a wicked man,... read more