Hadith on Bid’ah: Muslims make same mistakes as previous nations

Abu Sa’id al-Khudri reported: The Messenger of Allah, peace and blessings be upon him, said, “Verily, you will follow the path of those before you, step by step and inch by inch; if they entered the hole of a lizard, you would follow.” We said, “O Messenger of Allah, do you mean the Jews and Christians?” The Prophet said, “Who else?”

Source: Ṣaḥīḥ al-Bukhārī 3269, Ṣaḥīḥ Muslim 2669

Grade: Muttafaqun Alayhi (authenticity agreed upon) according to Al-Bukhari and Muslim

عَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ قَالَ قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ لَتَتَّبِعُنَّ سَنَنَ الَّذِينَ مِنْ قَبْلِكُمْ شِبْرًا بِشِبْرٍ وَذِرَاعًا بِذِرَاعٍ حَتَّى لَوْ دَخَلُوا فِي جُحْرِ ضَبٍّ لَاتَّبَعْتُمُوهُمْ قُلْنَا يَا رَسُولَ اللَّهِ آلْيَهُودَ وَالنَّصَارَى قَالَ فَمَنْ

3269 صحيح البخاري كتاب أحاديث الأنبياء باب ما ذكر عن بني إسرائيل

2669 صحيح مسلم كتاب العلم باب اتباع سنن اليهود والنصارى