Ten - lepers - Concerning the leprosy see the note on Matthew 8:2; and on Leviticus 13:1, etc. and Leviticus 14:1, etc.

Which stood afar off - They kept at a distance, because forbidden by law and custom to come near to those who were sound, for fear of infecting them. See Leviticus 13:46; Numbers 5:2; 2 Kings 15:5.

which.

Luke 5:12 And it came to pass, when he was in a certain city, behold a man full of leprosy: who seeing Jesus fell on his face, and sought him...

Luke 18:13 And the publican, standing afar off, would not lift up so much as his eyes to heaven, but smote on his breast, saying...

Leviticus 13:45,46 And the leper in whom the plague is, his clothes shall be rent, and his head bore, and he shall put a covering on his upper lip...

Numbers 5:2,3 Command the children of Israel, that they put out of the camp every leper, and every one that has an issue...

Numbers 12:14 And the LORD said to Moses, If her father had but spit in her face, should she not be ashamed seven days?...

2 Kings 5:27 The leprosy therefore of Naaman shall stick to you, and to your seed for ever...

2 Kings 7:3 And there were four leprous men at the entering in of the gate: and they said one to another, Why sit we here until we die?

2 Chronicles 26:20,21 And Azariah the chief priest, and all the priests, looked on him, and, behold, he was leprous in his forehead...

Where are the Nine?
'And it came to pass, as He went to Jerusalem, that He passed through the midst of Samaria and Galilee. 12. And as He entered into a certain village, there met Him ten men that were lepers, which stood afar off: 13. And they lifted up their voices, and said, Jesus, Master, have mercy on us. 14. And when He saw them, He said unto them, Go show yourselves unto the priests. And it came to pass, that, as they went, they were cleansed. 15. And one of them, when he saw that he was healed, turned back, …
Alexander Maclaren—Expositions Of Holy Scripture

Answer to Mr. W's Second Objection.
I pass, says Mr. W. p. 15. to a second observation.--What became of these three persons after their resurrection? How long did they live afterwards? And of what use and advantage were their restored lives to the church or to mankind? The evangelical and ecclesiastical history is entirely silent as to these questions, which is enough to make us suspect their stories to be merely romantick or parabolical; and that there were no such persons raised from the dead; or we must have heard somewhat of their …
Nathaniel Lardner—A Vindication of Three of Our Blessed Saviour's Miracles

Of the Fewness of those who Love the Cross of Jesus
Jesus hath many lovers of His heavenly kingdom, but few bearers of His Cross. He hath many seekers of comfort, but few of tribulation. He findeth many companions of His table, but few of His fasting. All desire to rejoice with Him, few are willing to undergo anything for His sake. Many follow Jesus that they may eat of His loaves, but few that they may drink of the cup of His passion. Many are astonished at His Miracles, few follow after the shame of His Cross. Many love Jesus so long as no …
Thomas A Kempis—Imitation of Christ