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:23:7 –

But whoever seeks beyond that, then those are the transgressors -  

But whoever seeks ˹anything˺ beyond that, ˹intercourse with˺ wives and concubines, such as masturbation: those, they are transgressors, who have overstepped ˹the bounds˺ into what is not lawful for them.
القرآن:٢٣:٧ –

فَمَنِ ابْتَغَىٰ وَرَاءَ ذَٰلِكَ فَأُولَٰئِكَ هُمُ الْعَادُونَ  

{فمن ابتغى وراء ذلك} من الزوجات والسراري كالاستمناء باليد في إتيانهنَّ {فأولئك هم العادون} المتجاوزون إلى ما لا يحل لهم.

See similar narrations below:

Collected by Qurʾān
quran:3:82 –

And whoever turned away after that - they were the defiantly disobedient.  

Then whoever turns his back, in rejection, after that, covenant, they are the wicked.
القرآن:٣:٨٢ –

فَمَنْ تَوَلَّىٰ بَعْدَ ذَٰلِكَ فَأُولَٰئِكَ هُمُ الْفَاسِقُونَ  

{فمن تولَّى} أعرض {بعد ذلك} الميثاق {فأولئك هم الفاسقون}.
quran:70:31 –

But whoever seeks beyond that, then they are the transgressors -  

but whoever seeks beyond that, those are the infringers, who transgress ˹the bounds of˺ what is lawful ˹stepping˺ into what is unlawful;
القرآن:٧٠:٣١ –

فَمَنِ ابْتَغَىٰ وَرَاءَ ذَٰلِكَ فَأُولَٰئِكَ هُمُ الْعَادُونَ  

{فمن ابتغى وراء ذلك فأولئك هم العادون} المتجاوزون الحلال إلى الحرام.