12:74
قَالُوا۟ فَمَا جَزَٰٓؤُهُۥٓ إِن كُنتُمْ كَـٰذِبِينَ
qālū famā jazāuhu in kuntum kādhibīna
They asked them, ‘And if we find that you are lying, what penalty shall we apply to you?’
They [Yûsuf’s (Joseph) men] said: "What then shall be the penalty of him, if you are (proved to be) liars."