Is not this the son of David? - Is not this the true Messiah? Do not these miracles sufficiently prove it? See Isaiah 35:5.

the people.

Matthew 9:33 And when the devil was cast out, the dumb spoke: and the multitudes marveled, saying, It was never so seen in Israel.

Matthew 15:30,31 And great multitudes came to him, having with them those that were lame, blind, dumb, maimed, and many others...

Is not.

Matthew 9:27 And when Jesus departed there, two blind men followed him, crying, and saying, You son of David, have mercy on us.

Matthew 15:22 And, behold, a woman of Canaan came out of the same coasts, and cried to him, saying, Have mercy on me, O Lord...

Matthew 21:9 And the multitudes that went before, and that followed, cried, saying, Hosanna to the son of David...

Matthew 22:42,43 Saying, What think you of Christ? whose son is he? They say to him, The son of David...

John 4:29 Come, see a man, which told me all things that ever I did: is not this the Christ?

John 7:40-42 Many of the people therefore, when they heard this saying, said, Of a truth this is the Prophet...

'A Greater than Solomon'
'A greater than Solomon is here.'--MATT. xii. 42. It is condescension in Him to compare Himself with any; yet if any might have been selected, it is that great name. To the Jews Solomon is an ideal figure, who appealed so strongly to popular imagination as to become the centre of endless legends; whose dominion was the very apex of national glory, in recounting whose splendours the historical books seem to be scarce able to restrain their triumph and pride. I. The Man. The story gives us a richly …
Alexander Maclaren—Expositions of Holy Scripture

What are Evidences of Backsliding in Heart.
1. Manifest formality in religious exercises. A stereotyped, formal way of saying and doing things, that is clearly the result of habit, rather than the outgushing of the religious life. This formality will be emotionless and cold as an iceberg, and will evince a total want of earnestness in the performance of religious duty. In prayer and in religious exercises the backslider in heart will pray or praise, or confess, or give thanks with his lips, so that all can hear him, perhaps, but in such a …
Charles G. Finney—The Backslider in Heart

Lesser and Fuller Forms.
Moreover, we have endeavoured to use the fullest form, including the words of those Gospels which have the lesser forms of sentences, except where the sentence ends in a period, in which case have given the least form, so that the larger form of the other Gospels might be made apparent; as, for instance, this sentence, taken from Matt. xii. 47; Mark iii. 32; Luke viii. 20: ^c 20 And it was told him, ^a Behold, thy mother and thy brethren bseek for thee. ^c stand without desiring to see thee. ^a seeking …
J. W. McGarvey—The Four-Fold Gospel