Sunan At-Tirmidhi

Narrated Abu Hurairah [may Allah be pleased with him]:that the Messenger of Allah (ﷺ) was at Hira, him, Abu Bakr, 'Umar, 'Uthman, 'Ali, Talhah and Az-Zubair (may Allah be pleased with them all), and the boulder (mount Hira) shook. So the Prophet (ﷺ) said: ""Be calm, for there is none upon you except a Prophet, or a Siddiq, or a martyr