Ellicott's Commentary for English Readers - Matthew 10:15
(15) For the land of Sodom and Gomorrha.—The thought implied in the previous verse is now expressly asserted. The cities that stood out, in the history of the world, as most conspicuous for their infamy, were yet less guilty (as sinning less against light and knowledge) than those who rejected the messengers of the King. The same comparison reappears with the addition of Tyre and Sidon in Matthew 11:21.In the day of judgment.—The phrase, like the Old Testament “day of the Lord,” is wider in its... read more
Ellicott's Commentary for English Readers - Matthew 10:14
(14) Shake off the dust of your feet.—The act was a familiar symbol of the sense of indignation, as in the case of St. Paul (Acts 13:51) at Antioch in Pisidia. The Jewish maxim, that even the very dust of a heathen land brought defilement with it, added to its significance. It was a protest in act, declaring (as our Lord declares in words) that the city or house which did not receive the messengers of the Christ was below the level even of the Gentiles. read more