Musnad Ahmad 21587

Translation

✧ The Messenger of Allah ﷺ said to me: “Do you know Syriac well? Letters come to me.” He said: I said, “No.” He said, “Then learn it.” So I learned it in seventeen days.

Grades by grader

Narrators

1. 1
   Zayd b. Thābit al-Anṣārī

   Famous Companion, scribe of the revelationd. 45 AH, also said: 40 AH, also said: 42 AH, also said: 43 AH, also said: 48 AH, also said: 51 AH, also said: 52 AH, also said: 54 AH, also said: 55 AH, also said: 56 AH
   زَيْدُ بْنُ ثَابِتٍ الْأَنْصَارِيُّصحابي مشهور ، كاتب الوحي
   قال
2. 2
   Thābit b. ʿUbayd

   trustworthy (thiqah)d. between 111 and 120 AH
   ثَابِتِ بْنِ عُبَيْدٍثقة
   عن
3. 3
   al-Aʿmash

   Trustworthy (thiqah), a retentive memorizer (ḥāfiẓ), knowledgeable in the recitations (qirāʾāt), scrupulous (wariʿ), but he practiced concealment (tadlīs)d. Abū ʿAwānah said, and ʿAbd Allāh b. Dāwūd: 147 AH. Wakīʿ said, and more than one: 148 AH. And al-Khaṭīb considered it correct. Also said: 145 AH
   الْأَعْمَشِثقة حافظ , عارف بالقراءات ورع لكنه يدلس
   عن
4. 4
   Jarīr

   Trustworthy (thiqah), his book is sound (ṣaḥīḥ al-kitāb); it was said that at the end of his life he would err when narrating from memoryd. 187 AH or 188 AH
   جَرِيرٌثقة صحيح الكتاب ، قيل : كان في آخر عمره يهم من حفظه
   حدثنا
5. 5
   Aḥmad b. Ḥanbal

   Trustworthy (thiqah), a memorizer (ḥāfiẓ), a jurist (faqīh), an authority (ḥujjah).d. 241 AH, Abū Umayyah Muḥammad b. Ibrāhīm al-Ṭarsūsī said: 242 AH, and no one followed him in his view
   أحمد بن حنبلثقة حافظ فقيه حجة

Who each narrator was and how reliable, from hdith.com

Latin names and English verdicts with a dotted underline are machine translations, not reviewed.