Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
darimi:492ʿAffān > Yaḥyá b. Saʿīd al-Qaṭṭān > Sufyān > Manṣūr > Liʾibrāhīm In Sālim Atam Mink Ḥadīth

[Machine] I said to Ibrahim, "Indeed, Salim, are you more knowledgeable than you?" He said, "Indeed, Salim used to write."  

الدارمي:٤٩٢أَخْبَرَنَا عَفَّانُ حَدَّثَنَا يَحْيَى بْنُ سَعِيدٍ الْقَطَّانُ حَدَّثَنَا سُفْيَانُ عَنْ مَنْصُورٍ قَالَ

قُلْتُ لِإِبْرَاهِيمَ إِنَّ سَالِمًا أَتَمُّ مِنْكَ حَدِيثًا؟ قَالَ إِنَّ سَالِمًا كَانَ يَكْتُبُ