How do we know that some parts of the Quran were not lost? - Q&A - Sh. Dr. Haitham al-Haddad

How do we know that some parts of the Quran were not lost? - Q&A - Sh. Dr. Haitham al-Haddad: How do we make sure that some of the parts of the Quran were not lost? Did some of the parts get lost? Listen to Sh. Dr. Haitham al-Haddad's answer.