al-Qasim ibn Muhammad القاسم بن محمد بن أبي بكر الصديق · The Book of al-Bay'ah

"O you who believe! Obey Allah and obey the Messenger (Muhammad). That he said: This was revealed concerning 'Abdullah bin Hudhaifah bin Qais bin 'Adiyy, whom the Messenger of Allah appointed in charge of an expedition"