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:21:106 –

Indeed, in this ˹Qur'an˺ is notification for a worshipping people.  

Indeed there is in this, Qur’ān, a proclamation, sufficient means for ˹securing˺ entry into Paradise, for a people who are devout, acting in accordance with ˹what is stipulated in˺ it.
القرآن:٢١:١٠٦ –

إِنَّ فِي هَٰذَا لَبَلَاغًا لِقَوْمٍ عَابِدِينَ  

{إن في هذا} القرآن {لبلاغاً} كفاية في دخول الجنة {لقوم عابدين} عاملين به.