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:21603 – Abū Zakariyyā b. Abū Isḥāq

[Machine] If you know of any way to deceive them, do not communicate it to the Muslims.  

البيهقي:٢١٦٠٣ – وَأَخْبَرَنَا أَبُو زَكَرِيَّا بْنُ أَبِي إِسْحَاقَ أنبأ أَبُو الْحَسَنِ الطَّرَائِفِيُّ ثنا عُثْمَانُ بْنُ سَعِيدٍ ثنا عَبْدُ اللهِ بْنُ صَالِحٍ عَنْ مُعَاوِيَةَ بْنِ صَالِحٍ عَنْ عَلِيِّ بْنِ أَبِي طَلْحَةَ عَنِ ابْنِ عَبَّاسٍ قَالَ

إِنْ عَلِمْتُمْ لَهُمْ حِيلَةً وَلَا تُلْقُوا مُؤْنَتَهُمْ عَلَى الْمُسْلِمِينَ