Musnad Ahmad 2525

It was narrated from Abul-‘Aliyah ar-Riyahi, from the cousin of your Prophet (ﷺ) - meaning Ibn ‘Abbas (رضي الله عنه) - that the Prophet of Allah (ﷺ) used to recite this du’a’ at times of distress: “There is no God but Allah, the Almighty, the Forbearing; there is no God but Allah, Lord of the mighty Throne; there is no God but Allah, Lord of the heavens, Lord of the earth and Lord of the noble Throne.”