Mu’adh on Haqq: Accept truth even from unbelievers

Ibn Taymiyyah reported: Mu’adh ibn Jabal, may Allah be pleased with him, would say, “Accept the truth from whoever brings it, even if he is an unbeliever or a sinner.”

Source: Majmū’ al-Fatāwá 5/102

عن ابن تيمية وَكَانَ مُعَاذُ بْنُ جَبَلٍ رضي الله عنه يَقُولُ اقْبَلُوا الْحَقَّ مِنْ كُلِّ مَنْ جَاءَ بِهِ وَإِنْ كَانَ كَافِرًا أَوْ قَالَ فَاجِرًا

5/102 مجموع الفتاوى