Abu Ishaq al-Sabi'i: I have not seen anyone who recites better than Asim, except for one of his companions
Abu Bakr al-Bazzar: He was not a hafiz (one who has memorized the Quran and Hadith), we do not know anyone who abandoned his hadith, famous
Abu Bakr ibn Abi Dawud: It was claimed by those who do not know that Bahdalah was his mother, but rather Bahdalah was his father
Abu Bakr ibn Ayash: I heard Abu Ishaq al-Sabi'i say: I have not seen anyone who recites better than Asim
Abu Ja'far al-'Uqayli: There was nothing in him but poor memorization
Abu Hatim al-Razi: Salih (righteous), and he narrated more hadith than Abu Qays al-Awdi and is more famous than him, and I prefer him over Abu Qays, and once: His position with me is the position of truth, Salih al-Hadith, but he was not that hafiz, his position is not to be called Thiqah (trustworthy)
Abu Hatim ibn Hibban al-Busti: He was one of the reciters
Abu Dawud al-Sijistani: He was asked about Asim and Amr ibn Murrah, so he said: Amr is above him
Abu Zur'ah al-Razi: Thiqah (trustworthy)
Abu 'Abdullah al-Hakim al-Nishaburi: An Imam agreed upon for his Imamate in the Quran, and all other sciences, if he narrates a hadith alone, we must accept it
Ahmad ibn Hanbal: He was a righteous man, a reciter of the Quran, and the people of Kufa choose his recitation, and I choose it, and he was good, trustworthy, and al-A'mash had a better memory than him
Ahmad ibn Shu'ayb al-Nasa'i: There is nothing wrong with him, and once: He was not a hafiz
Ahmad ibn Salih al-Jili: A man of Sunnah and recitation of the Quran, and he was absolutely trustworthy in recitation, and it is said that al-A'mash recited to him while he was a young boy, and in a narration: He was trustworthy in hadith, but he differs from him in the hadith of Zirr and Abi Wa'il, and he was an Umayyad, and he narrated less than two hundred hadiths, and most of his narration was from Zirr ibn Hubaysh, and Zirr was a very old man, except that in
Isma'il ibn 'Ulayyah: He spoke about him and said: He had a bad memory, as if everyone named Asim had a bad memory
Ibn Hajar al-'Asqalani: Saduq (truthful), he has some mistakes, an authority in recitation, and his hadith in the Sahihayn (Bukhari and Muslim) is corroborated
al-Hasan ibn Salih: I have never seen anyone more eloquent than Asim when he speaks, he is almost arrogant
al-Daraqutni: There is something in his memorization
al-Dhahabi: Reliable in recitation, and in hadith he is less than reliable, Saduq (truthful) with some mistakes, and once: Imam Saduq, and in al-Kashif: He authenticated him, and he also said: Al-Tirmidhi authenticates his hadith, as for in recitation, he is a reliable Imam, and as for in hadith, he is Hasan al-Hadith (good in hadith)
Hammad ibn Salamah al-Basri: Asim made mistakes at the end of his life
Zuhayr ibn Harb al-Nasa'i: Confused, I abandoned him
Shu'bah ibn al-Hajjaj: We narrated from Asim ibn Abi al-Najud, and there is something in my heart
Abd al-Rahman ibn Yusuf ibn Kharash: There is something strange in his hadith
Abdullah ibn Ahmad ibn Hanbal: We prefer Asim, Asim is a man of the Quran and Hammad is a man of Fiqh
Amr ibn Ali al-Fallas: Bahdalah is his mother
Muhammad ibn Sa'd Kathir al-Waqidi: Thiqah (trustworthy), except that he made many mistakes in his hadith
Authors of Tahrir Taqrib al-Tahdhib: Thiqah (trustworthy) with some mistakes, so he is Hasan al-Hadith (good in hadith), and saying he is Saduq (truthful) with some mistakes is not good, since they considered him trustworthy while knowing about some of his minor mistakes
Yahya ibn Sa'id al-Qattan: I have not found a man named Asim except that I found him to have a poor memory
Yahya ibn Ma'in: Thiqah (trustworthy), there is nothing wrong with him, and in a narration: He is not strong in hadith
Ya'qub ibn Sufyan al-Faswi: There is confusion in his hadith, and he is Thiqah (trustworthy)