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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
darimi:569 – Ḍamrah > Ḥafṣ b. ʿUmar

[Machine] "Umar ibn al-Khattab said: 'Whoever improves his conduct, improves his knowledge.'"  

الدارمي:٥٦٩ – وَعَنْ ضَمْرَةَ عَنْ حَفْصِ بْنِ عُمَرَ قَالَ قَالَ

عُمَرُ بْنُ الْخَطَّابِ «مَنْ رَقَّ وَجْهُهُ رَقَّ عِلْمُهُ»  

See similar narrations below:

Collected by Dārimī, Suyūṭī
darimi:567 – Ibrāhīm b. Isḥāq > Jarīr

[Machine] Ibrahim, "Whoever humbles himself, his knowledge becomes enhanced."  

الدارمي:٥٦٧ – أَخْبَرَنَا إِبْرَاهِيمُ بْنُ إِسْحَاقَ عَنْ جَرِيرٍ قَالَ قَالَ

إِبْرَاهِيمُ «مَنْ رَقَّ وَجْهُهُ رَقَّ عِلْمُهُ»