And the blind and the lame came to him in the temple; and he healed them.
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But not in this way only does He show His authority, but also by His healing various infirmities. For the blind and the lame came unto Him, and He healed them, Matthew 21:14 and His power and authority He indicates.
Hearing even the children proclaiming, the disciples were ready to stifle them. They remarked, “Do you hear what they are saying?” Jesus said to them, “Yes.” The children were singing to him as to God. Since the disciples were speaking against things being revealed, he applies his corrective more in the way of reproof: “Have you never read, ‘Out of the mouth of babes and infants you have brought perfect praise’?” For what the children were saying had not reached to their level of understanding. So of his power he gives articulation to their tongues, which are as yet immature. Their voices were a prototype of the lisping of the Gentiles of the gospel. They were sounding forth great things of faith. The apostles found consolation in this. For they had already been perplexed as to how even the unlearned should be able to publish the gospel. But now they were already finding that the children were anticipating them. The children removed all their anxiety, teaching them that God would grant...
By healing the infirm He shows that He is God and that rightly does He use His authority to cast out the unworthy from His house. It is also made clear that when the Jews who were attached to the law and to animal slaughter had been cast out, then the blind and the lame of the Gentiles were accepted as His friends and healed by Him.