34. But I say to you.] b. The Christian law. Jesus opposes two statements to the foregoing two: “it is not allowed to swear at all” and “oaths sworn by God’s creatures are binding as such.” Owing to the Greek conjunction employed in the second part of the Christian law [μὴ-μήτε, not μηδὲ], Jer. Tholuck, Ewald, Keim, etc. believe that “not to swear at all” is a mere summary of the four particular forms expressly indicated, i. e. of the oaths by heaven, by the earth, by Jerusalem, and by one’s head,
Matthew 5:34