Expositor's Bible Commentary Commentary John 6:31

"Our fathers ate the manna in the wilderness; as it is written, He gave them bread out of heaven to eat." — John 6:31 (ASV)

The third question about requesting a miraculous sign seems incredible. They seem to have forgotten that the Lord had just provided one in the feeding of the five thousand. The crowd went on to reveal their attempt to evaluate him by the ministry of Moses, who had provided manna for their ancestors in the desert.