19. ἐκ γὰρ τῆς καρδίας κ.τ.λ. The enumeration follows the order of the Commandments. Evil thoughts—(διαλογισμοὶ πονηροί) ‘harmful reasonings’—form a class under which the rest fall, indicating, too, that the transgression of the commandments is often in thought, by Christ’s law, not in deed only.
The plurals ‘murders, adulteries,’ &c., as Meyer points out, denote the different instances and kinds of murder and adultery. Murder includes far more than the act of bloodshed.