Ellicott's Commentary for English Readers - Luke 17:5
(5) The apostles said unto the Lord, Increase our faith.—The form in which the fragment that thus commences is brought before us suggests, as has been stated before (see Notes on Luke 7:13; Luke 10:1), that it was a comparatively late addition to the collection of “the words of the Lord Jesus” (Acts 20:35), and this is confirmed by the exceptional use of “the Apostles” for “the disciples.” It may have stood originally in an absolutely isolated form. On the other hand, its position here... read more
John Dummelow's Commentary on the Bible - Luke 17:1-37
Occasions of Offence. The Ten Lepers. The Second Advent1, 2. On causing others to sin. See on Matthew 18:6, Matthew 18:7.2, One of these little ones] An affectionate designation of the disciples, especially such as were beginners and easily led astray. Perhaps the converted publicans and sinners of Luke 15:1-2 are specially meant.3, 4. The duty of forgiveness. We are to forgive an unlimited number of times, yet we may rebuke in love: cp. Leviticus 19:17. See on Matthew 18:15, Matthew 18:21. 3.... read more