Simon the Zealot, and Judas Iscariot, who betrayed Jesus.
Christ conferred these high honors by degrees, like the morning light growing ever stronger. He kept these twelve under probation first, testing men before entrusting them with so great a charge, then fitted them by taking them to be with Him, for no preparation rivals acquaintance and communion with Jesus Christ Himself.
AI summary
Commenting on Matthew 10:1-4
Simon the Canaanite, and Judas Iscariot,.... This is the last couple, for they are all mentioned by pairs, because they were sent forth "by two and two", as the Evangelist Mark says, Mar 6:7. The former of these is called Simon the Canaanite, to distinguish him from Simon Peter, before mentioned; not that he was a Canaanite, that is, an inhabitant of the land of...
Verse 4. Simon the Canaanite. Luke calls him Simon Zelotes, the zealous. It is probable that he was one of a small sect of the Jews called Zealots, on account of peculiar zeal in religion. His native place was probably Cana. Afterwards he might with propriety be called by either title. Judas Iscariot. It is probable this name was given to him to designate his native place.