Azhar, Aḥmad ibn Yaḥyā al-Dabīqī (1), ʿAbd al-Raḥmān ibn Aḥmad ibn Hadiyyah (2), and a host of others. From the earlier scholars there was the ḥadith master Muḥammad ibn Ṭāhir, who was older than he.
Al-Samʿānī said: “He was a reliable, precise ḥāfiẓ, vast in his transmissions, ever cheerful of face, quick to tears, pleasant in company. He produced compilations, amassed an indescribable quantity of narrated material, and devoted himself to the dissemination of hadith. I read a great deal to him.” (3)
I say: He died in Muḥarram of the year 538 AH; he adhered to the way of the Salaf and never married.
Al-Silafī said: “Our companion ʿAbd al-Wahhāb was a trustworthy ḥāfiẓ and possessed sound knowledge.” (4)
Ibn Nāṣir stated: “He was among the last of the shaykhs; he heard a great deal, understood well, lived an unblemished life, and was reliable. He never married.” (5)
Al-Samʿānī also remarked: “It is likely that no single fascicle remained but that he read it and obtained his own copy of it. He transcribed the major works such as Ibn Saʿd’s Tabaqāt and al-Khaṭīb’s History. He was wholly dedicated to narration, maintained that one authorization could not be granted upon another, and he authored a treatise on that topic…"