The crowd sees Jesus perform an incredible feat. What exactly are they recognizing, and why does it immediately point them to a specific Old Testament promise?
The verse tells us the people saw "the sign that he had done." The word "sign" (semeion in Greek) in John's Gospel isn't just about a 'miracle' or a 'wonder.' It points to a divine act that reveals who Jesus is and what he's doing.
This particular sign—feeding thousands with just a few loaves—was so astounding that it directly triggered a memory of a prophecy. They cried out, "This is indeed the Prophet who is to come into the world!" This wasn't just a random guess; they were likely recalling Deuteronomy 18:15, where God promises to raise up a prophet like Moses who would speak God's words.
For the people, this sign was powerful evidence that Jesus was that promised prophet, the Messiah they had been eagerly awaiting. It was a moment of recognition, sparked by supernatural power that echoed God's past interventions.