And steadfastly regarding—with eager and penetrating glance, as though something might be learned from his slightest movements—Jesus as he walked; "walked," not towards John, as on the previous day, But in some opposite direction.
This implies that theft relative functions were not identical, and not to be confounded. This is the last time when the Baptist and the Christ were together, and the sublime meekness of John, and his surrender of all primary claims to deference, throw light on the unspeakable and gentle dignity of Jesus.
He saith, Behold the Lamb of God. The simple phrase, without further exposition, implies that he was recalling to their minds the mighty appellation which he had bestowed upon the Saviour on the previous day, with all the additional interpretation of the term with which it had then been accompanied.
The brevity of the cry here marks the emphasis which it bore, and the rich associations it already conveyed. The testimony to the method by which John had, at least in part, arrived at the conclusion is very remarkable.
Jesus would not have fulfilled in John's mind the prophetic oracle of the Divine Lamb, or the sacrificial offering for the sin of the world, if steps had not been taken to convince John that he was the veritable Son of God.
No mere human nature, but only that humanity which was an incarnation of the Eternal Logos, and filled with the abiding of the Holy Spirit, could be God's Lamb. Cf. here the remarkable fact that it was when the disciples had learned more clearly and grasped more firmly the idea of his Divine sonship that the Lord repeatedly proceeded to explain to them the approach of his sacrificial sufferings and death.
As Son of God, he must die for man (Matthew 16:21; Luke 9:22, Luke 9:43, Luke 9:44; John 16:29-32).