Abu Ahmad ibn Adī al-Jurjani: I did not find in his hadith what should be weakened for it, and I have explored the hadith of Harmala and searched it a lot, but I did not find in his hadith what should be weakened for it. And a man who is hidden by Ibn Wahb and has all his hadiths with him, it is not far that he may be unfamiliar to other companions of Ibn Wahb. Books, copies and narrations of Ibn Wahb, as for the accusation of Ahmad ibn Salih.
Abu Ja'far al-'Uqayli: He was the most knowledgeable of the people of Ibn Wahb, and he is trustworthy, God willing
Abu Hatim al-Razi: His hadith is written, but not used as evidence
Abu Sa'id ibn Yunus al-Misri: He was one of the most knowledgeable of the people of what Ibn Wahb narrated
Ibn Hajar al-'Asqalani: Saduq (Trustworthy)
al-Dhahabi: Saduq (Trustworthy), from the vessels of knowledge
Abdullah ibn Muhammad al-Farhazaani: Da'eef (Weak)
Yahya ibn Ma'in: He was the most knowledgeable of the people of Ibn Wahb, and he mentioned unpleasant things