Greek

πῶς οὐ νοεῖτε ὅτι περὶ ἄρτων εἶπον ὑμῖν; προσέχετε δὲ ἀπὸ τῆς ζύμης τῶν Φαρισαίων καὶ Σαδδουκαίων

Transliterated

pōs ou noeite hoti peri artōn eipon hymin prosechete de apo tēs zymēs tōn Pharisaiōn kai Saddoukaiōn

Literal English

How not understand you - around with bread said for you? beware however from - leaven of the Pharisees And Sadducees
Bible Hub

Definitions