Musnad Ahmad 2519

It was narrated from Ibn 'Abbas (رضي الله عنه) that when something upset him, the Messenger of Allah (ﷺ) would say: "There is no God but Allah, the Almighty, the Forbearing there is no God but Allah, Lord of the heavens, Lord of the earth and Lord of the mighty Throne; there is no God but Allah, Lord of the noble Throne; there is no god but Allah, Lord of the heavens, Lord of the earth and Lord of the noble Throne.”