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
bayhaqi:18412 – Abū Saʿīd > Abū al-ʿAbbās > al-Ḥasan > Yaḥyá > Ḥasan b. Ṣāliḥ > Qays b. Muslim > Ṭāriq b. Shihāb > Aslamat Āmraʾah from Ahl Nahar al-Malik > ʿUmar

[Machine] Umar or someone named Umar, if they choose their land and fulfill what is required of their land, then leave them alone with their land. Otherwise, remove the Muslims from their lands.  

البيهقي:١٨٤١٢ – أَخْبَرَنَا أَبُو سَعِيدٍ ثنا أَبُو الْعَبَّاسِ ثنا الْحَسَنُ ثنا يَحْيَى ثنا حَسَنُ بْنُ صَالِحٍ عَنْ قَيْسِ بْنِ مُسْلِمٍ عَنْ طَارِقِ بْنِ شِهَابٍ قَالَ أَسْلَمَتِ امْرَأَةٌ مِنْ أَهْلِ نَهَرِ الْمَلِكِ قَالَ فَقَالَ

عُمَرُ أَوْ كَتَبَ عُمَرُ ؓ إِنِ اخْتَارَتْ أَرْضَهَا وَأَدَّتْ مَا عَلَى أَرْضِهَا فَخَلُّوا بَيْنَهَا وَبَيْنَ أَرْضِهَا وَإِلَّا خَلُّوا بَيْنَ الْمُسْلِمِينَ وَبَيْنَ أَرَضِيهِمْ  

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Collected by Suyūṭī
suyuti:2-3620b – Ṭāriq b. Shihāb > Aslamt Āimraʾh from Ahl Nahr al-Malik Fakatab ʿUmar
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السيوطي:٢-٣٦٢٠b –

"عَن طارِقِ بنِ شِهَاب قَال: أَسْلَمتِ اِمْرَأةٌ مِنْ أَهْلِ نَهْرِ الْمَلِكِ، فَكَتَبَ عُمَرُ: إِنِ اخْتَارَتْ أَرْضَها وَأَدَّتَ مَا عَلَى أَرْضِهَا فَخَلُّوا بَيْنهَا وَبَيْنَ أَرْضِها، وَإلاَّ فَخلُّوا بَيْنَ المُسْلِمين وَبَيْن أرْضِهم".  

[ق] البيهقى في السنن