John Gills Exposition of the Bible Commentary - Psalms 52:2
Thy tongue deviseth mischiefs ,.... Abundance of mischiefs, in a variety of ways, against many persons, even all good men. What properly belongs to the heart is here ascribed to the tongue; because, as Aben Ezra observes, it is the interpreter and discoverer of the thoughts of the heart: out of the abundance of that the tongue speaks and declares the mischief it has devised. Doeg intended mischief to David, when he spoke to Saul, 1 Samuel 22:9 ; so antichrist devises mischiefs against the... read more
Matthew Henry's Complete Commentary - Psalms 52:1-5
The title is a brief account of the story which the psalm refers to. David now, at length, saw it necessary to quit the court, and shift for his own safety, for fear of Saul, who had once and again attempted to murder him. Being unprovided wit harms and victuals, he, by a wile, got Ahimelech the priest to furnish him with both. Doeg an Edomite happened to be there, and he went and informed Saul against Ahimelech, representing him as confederate with a traitor, upon which accusation Saul... read more