Commentaries:
"It was night." This is after the footwashing, after the bread and the wine. Genesis 14 and 15, Exodus 12 to 14, and the Gospel accounts of Christ's crucifixion all parallel one another.
John W. Ritenbaugh
The Wavesheaf and the Selfsame Day
Other Forerunner Commentary entries containing John 13:30:
Genesis 15:4-5
Exodus 12:8