JMNT(i)
4 He presently proceeds to get up (or: arise) from the meal (dinner, or, supper), continues to lay aside [His] outer garments, and then taking a linen cloth (a servant's towel; [note: symbol of a priest’s clothing?]) He ties it around Himself (around His waist; or: He girds Himself).
5 Next, He proceeds to cast water into the washbasin and was beginning to successively wash the feet of the disciples, and to continue to wipe [them] dry with the linen cloth (or: towel) with which He had girded Himself.