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.
ahmad-zuhd:379ʿAbdullāh > Bī > Yazīd b. Hārūn > al-Jurayrī > Abū al-Salīl

[Machine] The Prophet David, ﷺ , used to enter the mosque and look for a group from the children of Israel, then he would sit with them and say, "A poor person among the poorest."  

الزهد لأحمد:٣٧٩حَدَّثَنَا عَبْدُ اللَّهِ حَدَّثَنِي أبِي أَخْبَرَنَا يَزِيدُ بْنُ هَارُونَ أَنْبَأَنَا الْجُرَيْرِيُّ عَنْ أَبِي السَّلِيلِ قَالَ

كَانَ دَاوُدُ النَّبِيُّ عَلَيْهِ السَّلَامُ يَدْخُلُ الْمَسْجِدَ فَيَنْظُرُ أَغْمَضَ حَلْقَةٍ مِنْ بَنِي إِسْرَائِيلَ فَيَجْلِسُ إِلَيْهِمْ ثُمَّ يَقُولُ مِسْكِينٌ بَيْنَ ظَهْرَانَيْ مَسَاكِينَ