John 13:12

When he had washed their feet, and taken his garments, and returned to his place, he said to them, "Do you know what I have done to you?

Jesus answered him, "You do not realize now what I am doing, but later you will understand."

Jesus asked, "Have you understood all these things?" "Yes," they said to him.

And he said to them, "Do you not understand this parable? How then will you understand all the parables?

rose from supper, laid aside his garments, took a towel and girded himself.

Treasury of Scripture Knowledge

So after he had washed their feet, and had taken his garments, and was set down again, he said unto them, Know ye what I have done to you?

Jesus answered him, "You do not realize now what I am doing, but later you will understand."

Jesus asked, "Have you understood all these things?" "Yes," they said to him.

And he said to them, "Do you not understand this parable? How then will you understand all the parables?