Shirk

 The concept of Tawheed (monotheism) is ingrained in the very heart of the Testimony of Faith (Shahadah). This two part lesson aims to furnish the believer with an understanding of what this unique concept holds. Part two discusses the greatest violation associated with Tawheed i.e. the aspect of Shirk.

Shirk is the only sin that God will not forgive from a person who dies without repenting from it

'Shirk' is the biggest, and only unforgivable, sin in Islam: to worship other objects or beings, or to associate them with God in worship