Aqidah al-salaf wa as'hab al-hadith : aw, al-Risalah fi i'tiqad ahl al-sunnah wa-as'hab al-hadith wa-al-a'mmah / by Sabuni, Abi 'Uthman Isma'il ibn 'Abd al-Rahman, al-Jadi'iq, Nasir ibn 'Abd Rahman ibn Muhammad