John 13:22
Then the disciples looked one on another, doubting of whom he spake.
Cross-references
Matthew 26:22
Parallel
In Matthew 26:22, the disciples grieve and ask 'Surely not I?', matching their bewilderment in John 13:22.
Mark 14:19
Parallel
In Mark 14:19, the disciples also respond with sorrow and individual questioning — a parallel account of the same moment of uncertainty.
Luke 22:23
Parallel
In Luke 22:23, the disciples similarly question each other about who will betray Jesus — another synoptic parallel.