Jami` at-Tirmidhi 1543
جامع الترمذي#1543Sahihحَدَّثَنَا أَحْمَدُ بْنُ مَنِيعٍ، حَدَّثَنَا إِسْحَاقُ بْنُ يُوسُفَ الأَزْرَقُ، عَنْ هِشَامٍ الدَّسْتَوَائِيِّ، عَنْ يَحْيَى بْنِ أَبِي كَثِيرٍ، عَنْ أَبِي قِلاَبَةَ، عَنْ ثَابِتِ بْنِ الضَّحَّاكِ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مَنْ حَلَفَ بِمِلَّةٍ غَيْرِ الإِسْلاَمِ كَاذِبًا فَهُوَ كَمَا قَالَ " . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ . وَقَدِ اخْتَلَفَ أَهْلُ الْعِلْمِ فِي هَذَا إِذَا حَلَفَ الرَّجُلُ بِمِلَّةٍ سِوَى الإِسْلاَمِ فَقَالَ هُوَ يَهُودِيٌّ أَوْ نَصْرَانِيٌّ إِنْ فَعَلَ كَذَا وَكَذَا فَفَعَلَ ذَلِكَ الشَّىْءَ فَقَالَ بَعْضُهُمْ قَدْ أَتَى عَظِيمًا وَلاَ كَفَّارَةَ عَلَيْهِ وَهُوَ قَوْلُ أَهْلِ الْمَدِينَةِ وَبِهِ يَقُولُ مَالِكُ بْنُ أَنَسٍ وَإِلَى هَذَا الْقَوْلِ ذَهَبَ أَبُو عُبَيْدٍ . وَقَالَ بَعْضُ أَهْلِ الْعِلْمِ مِنْ أَصْحَابِ النَّبِيِّ صلى الله عليه وسلم وَالتَّابِعِينَ وَغَيْرِهِمْ عَلَيْهِ فِي ذَلِكَ الْكَفَّارَةُ وَهُوَ قَوْلُ سُفْيَانَ وَأَحْمَدَ وَإِسْحَاقَ .
Narrated Thabit bin Adh-Dahhak:That the Messenger of Allah (ﷺ) said: "Whoever swears by a religion other than Islam while lying, then he is as he said
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Ahmad Muhammad Shakir, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 20:22