17 Bread gained by deceit is sweet to a man, but afterward his mouth will be full of gravel.
18 Plans are established by counsel; by wise guidance wage war.
19 Whoever goes about slandering reveals secrets; therefore do not associate with a simple babbler.[1]
20 If one curses his father or his mother, his lamp will be put out in utter darkness.
21 An inheritance gained hastily in the beginning will not be blessed in the end.
Matthew Henry's Commentary on Proverbs 20:17-21
Commentary on Proverbs 20:17
(Read Proverbs 20:17)
Wealth gotten by fraud may be sweet, for the carnal mind takes pleasure in the success of wicked devices; but it will be bitter in the reflection.
Commentary on Proverbs 20:18
(Read Proverbs 20:18)
Especially we need advice in spiritual warfare. The word and Spirit of God are the best counsellors in every point.
Commentary on Proverbs 20:19
(Read Proverbs 20:19)
Those dearly buy their own praise, who put confidence in a man because he speaks fairly.
Commentary on Proverbs 20:20
(Read Proverbs 20:20)
An undutiful child will become very miserable. Never let him expect any peace or comfort.
Commentary on Proverbs 20:21
(Read Proverbs 20:21)
An estate suddenly raised, is often as suddenly ruined.