John Calvin Reformed @genevareformer

20. Now, a mediator is not a mediator of one. Some are disposed to philosophize on this expression, and would make Paul’s meaning to be, that the twofold nature of Christ is not one in essence. But that Paul is here speaking of the contracting parties, no man of sound judgment entertains a doubt.

Matthew Henry Presbyterian @wholebiblehenry

The law was given to convince men of sin and to restrain them from running into excess. It was never meant to overthrow the promise, but to serve it by directing sinners to Christ, the only way sin is expiated and pardoned.

AI summary

Commenting on Galatians 3:19-29

John Gill Reformed Baptist @doctorgill

Now a mediator is not a mediator of one,.... A mediator supposes two parties he stands between, and these at a distance from, or disagreeing with each other; where there is but one party, there can be no need of, nor any reason for, a mediator; so Christ is the Mediator between God and men, the daysman, Job 9:33, that lays his hands upon them...