They have sharpened their tongues like a serpent; (c) adders' poison [is] under their lips. Selah.
(c) He shows the weapons the wicked use, when power and force fail them.
Related Commentaries of Psalms 140:3
Psalms 140:3
3 They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah.