Adam Clarke's Commentary on the Bible - John 10:1
Verily, verily, etc. - From John 10:6 , we learn that this is a parable, i.e. a representation of heavenly things through the medium of earthly things. Some think our Lord delivered this discourse immediately after that mentioned in the preceding chapter; others think it was spoken not less than three months after. The former, says Bishop Pearce, was spoken at the feast of tabernacles, see chap. 7, or about the end of September, and this at the feast of dedication, or in December. See ... read more
John Gills Exposition of the Bible Commentary - John 10:7
Then said Jesus unto them again ,.... By way of explanation of the above parable, since they did not understand it: verily, verily, I say unto you ; this is certainly truth, and what may be depended on as such, whether it will be believed or not: I am the door of the sheep ; and of none but them; not of goats, dogs, or swine; none but sheep enter at this door; and all the sheep do sooner or later: Christ is the door to them, by which they enter into a visible church state, and are... read more