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.
bayhaqi:18409Abū Bakr Aḥmad b. ʿAlī al-Aṣbahānī > Abū ʿAmr b. Ḥamdān > al-Ḥasan b. Sufyān > Abū Bakr b. Abū Shaybah > al-Faḍl b. Dukayn > Muḥammad b. Ṭalḥah > Dāwud b. Sulaymān > Katab ʿUmar b. ʿAbd al-ʿAzīz ؒ > ʿAbd al-Ḥamīd b. ʿAbd al-Raḥman Fadhakarah

[Machine] In it, there is no tax on those who convert from the people of the land and we have narrated in it a hadith that is not obligatory on them except for charity, and that has already been mentioned with others in the book of Zakah.  

البيهقي:١٨٤٠٩أَخْبَرَنَا أَبُو بَكْرٍ أَحْمَدُ بْنُ عَلِيٍّ الْأَصْبَهَانِيُّ أنبأ أَبُو عَمْرِو بْنُ حَمْدَانَ أنبأ الْحَسَنُ بْنُ سُفْيَانَ ثنا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ ثنا الْفَضْلُ بْنُ دُكَيْنٍ ثنا مُحَمَّدُ بْنُ طَلْحَةَ عَنْ دَاوُدَ بْنِ سُلَيْمَانَ قَالَ كَتَبَ عُمَرُ بْنُ عَبْدِ الْعَزِيزِ رَحِمَهُ اللهُ إِلَى عَبْدِ الْحَمِيدِ بْنِ عَبْدِ الرَّحْمَنِ فَذَكَرَهُ فَقَالَ

فِيهِ وَلَا خَرَاجَ عَلَى مَنْ أَسْلَمَ مِنْ أَهْلِ الْأَرْضِ وَقَدْ رُوِّينَا فِيهِ حَدِيثًا مُسْنَدًا لَيْسَ عَلَيْهِمْ فِيهِ إِلَّا صَدَقَةٌ وَقَدْ مَضَى ذَلِكَ مَعَ غَيْرِهِ فِي كِتَابِ الزَّكَاةِ