This is a Sanskrit sukti:
अथ दुर्जन संसर्गे पतिष्यति पतिष्यति
Ath Durjan Sansargate, patishyati, patishyati
This means:
He who keeps the company of evil people will definitely fall (from grace) at some time in the future.
बुरी संगत रखने वाले का अंत निश्चित है!