Surah Al-Mujadilah, ayah 12

58:12

يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوٓاْ إِذَا نَٰجَيۡتُمُ ٱلرَّسُولَ فَقَدِّمُواْ بَيۡنَ يَدَيۡ نَجۡوَىٰكُمۡ صَدَقَةٗۚ ذَٰلِكَ خَيۡرٞ لَّكُمۡ وَأَطۡهَرُۚ فَإِن لَّمۡ تَجِدُواْ فَإِنَّ ٱللَّهَ غَفُورٞ رَّحِيمٌ ١٢

Yā'ayyuhal-ladhīna āmanū idhā nājaytumur-rasūla faqaddimū bayna yaday najwākum sadaqatan dhālika khayrul lakum wa atharu fa il lam tajidū fa innallāha ghafūrur rahīm

O you who have believed, when you [wish to] privately consult the Messenger, present before your consultation a charity. That is better for you and purer. But if you find not [the means] - then indeed, Allāh is Forgiving and Merciful.