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:600al-Ḥakam b. al-Mubārak Anbʾanā Muṭarrif b. Māzin > Yaʿlá b. Miqsam > Wahbb. Munabbih

[Machine] "Indeed, wisdom dwells in the tranquil heart."  

الدارمي:٦٠٠أَخْبَرَنَا الْحَكَمُ بْنُ الْمُبَارَكِ أَنبأَنَا مُطَرِّفُ بْنُ مَازِنٍ عَنْ يَعْلَى بْنِ مِقْسَمٍ عَنْ وَهْبِ بْنِ مُنَبِّهٍ قَالَ

«إِنَّ الْحِكْمَةَ تَسْكُنُ الْقَلْبَ الْوَادِعَ السَّاكِنَ»