After the death of the Prophet sawas.

The best one who describes what happened after the death of the Prophet sawas is Az-Zahra’ a.s, the closest creation to the Messenger of Allah sawas, where she said in her sermon at the mosque of the Prophet sawas after his death: (…so when Almighty Allah chose for the Holy Prophet the abode of all previous of Allah’s prophets, and the security of His pure ones, there appeared amongst you, the thorns of hypocrisy;