He related that the Prophet ﷺ ordered him to lead his people in prayer. He then said, "Whoever leads people in prayer should keep it brief, for among them are the weak, the elderly, the sick, and those with pressing needs. But when one prays alone, let him pray however he wishes."
حدثنا يحيى بن سعيد قال حدثنا عمرو بن عثمان حدثني موسى بن طلحة أن
حدثه أن النبي ﷺ أمره أن يؤم قومه قال ثم قال من أم قوما فليخفف فإن فيهم الضعيف والكبير والمريض وذا الحاجة فإذا صلى وحده فليصل كيف شاء