Dalil
العربية

Quran As-Saf 61:2

يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُواْ لِمَ تَقُولُونَ مَا لَا تَفۡعَلُونَ

Translation

O you who have believed, why do you say what you do not do?