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:584Nuʿaym b. Ḥammād > Baqiyyah > ʿAbdullāh b. ʿAbd al-Raḥman al-Tustarī

[Machine] "Prophet Dawud ﷺ said to the person of knowledge: 'Take a staff made of iron and sandals made of iron, and seek knowledge until the staff breaks and the sandals wear out.'"  

الدارمي:٥٨٤أَخْبَرَنَا نُعَيْمُ بْنُ حَمَّادٍ حَدَّثَنَا بَقِيَّةُ عَنْ عَبْدِ اللَّهِ بْنِ عَبْدِ الرَّحْمَنِ التُّسْتَرِيِّ قَالَ قَالَ

دَاوُدُ النَّبِيُّ ﷺ قُلْ لِصَاحِبِ الْعِلْمِ يَتَّخِذْ عَصًا مِنْ حَدِيدٍ وَنَعْلَيْنِ مِنْ حَدِيدٍ وَيَطْلُبِ الْعِلْمَ حَتَّى تَنْكَسِرَ الْعَصَا وَتَنْخَرِقَ النَّعْلَانِ