John 21:12
Jesus saith unto them, Come and dine. And none of the disciples durst ask him, Who art thou? knowing that it was the Lord.
Cross-reference
Mark 9:32
Contrast
In Mark 9:32, disciples are afraid to ask — here they refrain from asking because they already know, contrasting fear with confident recognition.
Luke 9:45
Contrast
In Luke 9:45, disciples are afraid to ask — here they do not ask because they know, marking a shift from confusion to certainty.
Acts 10:41
Parallel
Acts 10:41 confirms that Jesus ate with witnesses after resurrection — exactly what happens here.