Authenticity has always been a central concept for the knowledge of Islam in the Islamic scholarly circles. If the source of some information is not authentic then that information is not fully accepted by Islamic scholars. In this lecture Jaafar Idris has explained this the concept of authenticity of sources in detail and guided us on which sources to trust and which sources to ignore and why to ignore them.
Other Sources:
Prophet Ibrahim thanking Allah for his sons - Surah Ibrahim Verse and Ayah 38-39 Quran