Since Judas kept the money bag, some thought that Jesus was telling him to buy what was needed for the feast, or to give something to the poor.
Textus Receptus (TR) - John 13:29 >Τινὲς γὰρ ἐδόκουν, ἐπεὶ τὸ γλωσσόκομον εἶχεν ὁ Ἰούδας, ὅτι λέγει αὐτῷ ὁ Ἰησοῦς, Ἀγόρασον ὧν χρείαν ἔχομεν εἰς τὴν ἑορτήν· ἢ τοῖς πτωχοῖς ἵνα τι δῷ.