John Gills Exposition of the Bible Commentary - Psalms 140:2
Which imagine mischiefs in their heart ,.... This shows that not a single person barely is meant but more, as Saul's courtiers; who were secretly and continually meditating mischief against David, traducing him to Saul, and devising things to take away his life. Such were the Jews to Christ, who were always plotting to entangle him, or contriving to kill him; and so wicked men are ever devising mischief against the quiet in the land, which is very abominable to God; and rightly observed... read more
Matthew Henry's Complete Commentary - Psalms 140:1-7
In this, as in other things, David was a type of Christ, that he suffered before he reigned, was humbled before he was exalted, and that as there were many who loved and valued him, and sought to do him honour, so there were many who hated and envied him, and sought to do him mischief, as appears by these verses, where, I. He gives a character of his enemies, and paints them out in their own colours, as dangerous men, whom he had reason to be afraid of, but wicked men, whom he had no reason to... read more