Hadith #4207 (Sunan al-Nasa'i)
Book: The Book of al-Bay'ah
Narrator(s): Amir al-Sha'bi عامر الشعبي, Amr bin 'Ali bin Bahr al-Bahli عمرو بن علي بن بحر الباهلي, Asim al-Dwy عاصم العدوي, Ka'b bin 'Ajra al-Salmi, al-Ansari, Sufyan bin Sa‘id Ath-Thawri سفيان الثوري, Uthman bin 'Asim bin Husayn عثمان بن عاصم بن حصين أبو حصين, Yahya bin Sa'id bin Farroukh al-Qatan يحيى بن سعيد بن فروخ القطان

“The Messenger of Allah said: ‘Religion is sincerity (An-Nasihah).’ They said: ‘To whom, O Messenger of Allah?’ he said: ‘To Allah, to His Book, to His Messenger, to the imams of the Muslims, and to their common folk.”‘

Source: https://parallelquran.com/hadith/sunan-al-nasai-4207/

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Hadith #4208 (Sunan al-Nasa'i)
Book: The Book of al-Bay'ah
Narrator(s): Amir al-Sha'bi عامر الشعبي, Asim al-Dwy عاصم العدوي, Harun bin Ishaq bin Muhammad هارون بن إسحاق بن محمد بن مالك, Ka'b bin 'Ajra al-Salmi, al-Ansari, Mas'ar bin Kadam مسعر بن كدام, Uthman bin 'Asim bin Husayn عثمان بن عاصم بن حصين أبو حصين

“The Messenger of Allah said: ‘Religion is sincerity (An-Nasihah).’ They said: ‘To whom, O Messenger of Allah? He said: ‘To Allah, to His Book, to His Messenger, to the imams of the Muslims and to their common folk”‘

Source: https://parallelquran.com/hadith/sunan-al-nasai-4208/