εἰ οὖν ἐγὼ ἔνιψα ὑμῶν τοὺς πόδας ὁ κύριος καὶ ὁ διδάσκαλος, καὶ ὑμεῖς ὀφείλετε ἀλλήλων νίπτειν τοὺς πόδας·