Your responsibility towards a non-committed Muslim is to simply advise him , other than that , you aren't responsible .(ie if he refuses your advice , etc.)

Resources: (All Arabic Unfortunately)

• Islam Web
• Hadith Portal
• Tafseer Nwawy on advising a fellow Muslim

Your responsibility towards a non-committed Muslim is to simply advise him , other than that , you aren't responsible .(ie if he refuses your advice , etc.)

Resources:

• Islam Web (Arabic)
• Hadith Portal
• Tafseer Nwawy on advising a fellow Muslim (Arabic)