al-Sharif al-Radi (d. 406 AH) · Thaqalayn library edition, reproduced verbatim
٣٢٤. وَقَالَ (عليه السلام): اتَّقُوا مَعَاصِيَ اللهِ فِي الْخَلَوَاتِ، فَإِنَّ الشَّاهِدَ هُوَ الْحَاكِمُ.
324. Amīr al-mu’minīn, peace be upon him, said: Beware of disobeying Allāh in solitude, because the witness (of that situation) is also the judge.
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