Today's Gospel lesson, part of Christ's farewell discourse and prayer, was delivered in the Upper Room at the Last Supper, after Judas had departed to betray him. Description from dailyoffice.org. I searched for this on bing.com/images
The Last Supper, Panel from the High Altar of the Charterhouse of Saint-Honoré, 1490-1500 | The Art Institute of Chicago
The Last Supper - Simon Vouet. c.1615-20. Oil on canvas. Palazzo Apostolico, Loreto, Italy.