al-Sharif al-Radi (d. 406 AH) · Thaqalayn library edition, reproduced verbatim
وَصَلُّوا بِهِمْ صَلَاةَ أَضْعَفِهِمْ، وَلَا تَكُونُوا فَتَّانِينَ.
Say the prayers with the people as the weakest of them would do and do not be a source of trouble to them.
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