al-Sharif al-Radi (d. 406 AH) · Thaqalayn library edition, reproduced verbatim
ومن كلام له (عليه السلام) قاله للبرج بن مسهر الطائي، وقد قال له بحيث يسمعه: لا حكم إلاَّ لله، وكان من الخوارج
One of the Khārijites al-Burj ibn Mus’hir aṭ-Ṭā’i raised the slogan, “Command behoves only Allāh” in such a way that Amīr al-mu’minīn heard it. On hearing it he said:
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