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:341ʿUbaydullāh b. Saʿīd > Sufyān b. ʿUyaynah

[Machine] I heard Sufyan ibn 'Uyaynah say, "Knowledge requires preservation, action, listening, attentiveness, and dissemination."  

الدارمي:٣٤١أَخْبَرَنَا عُبَيْدُ اللَّهِ بْنُ سَعِيدٍ قَالَ

سَمِعْتُ سُفْيَانَ بْنَ عُيَيْنَةَ يَقُولُ «يُرَادُ لِلْعِلْمِ الْحِفْظُ وَالْعَمَلُ وَالِاسْتِمَاعُ وَالْإِنْصَاتُ وَالنَّشْرُ»