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
quran:52:33 –

Or do they say, "He has made it up"? Rather, they do not believe.  

Or do they say, ‘He has improvised it?’, he has concocted the Qur’ān. He has not concocted it; Rather they do not believe, out of arrogance. If they ˹continue to˺ say that he has concocted it:
القرآن:٥٢:٣٣ –

أَمْ يَقُولُونَ تَقَوَّلَهُ ۚ بَلْ لَا يُؤْمِنُونَ  

{أم يقولون تقوَّلهُ} اختلق القرآن، لم يختلقه {بل لا يؤمنون} استكبارا، فإن قالوا اختلقه.