Mu'awiya wrote to Mughira: Write for me something which you heard from Messenger of Allah ﷺ ; and he wrote: I heard Messenger of Allah ﷺ as saying. Verily Allah disapproves three thingq for you: irrelevant talk, wasting of wealth and persistent questioning.
كَتَبَ مُعَاوِيَةُ إِلَى الْمُغِيرَةِ اكْتُبْ إِلَىَّ بِشَىْءٍ سَمِعْتَهُ مِنْ رَسُولِ اللَّهِ ﷺ فَكَتَبَ إِلَيْهِ أَنِّي سَمِعْتُ رَسُولَ اللَّهِ ﷺ يَقُولُ إِنَّ اللَّهَ كَرِهَ لَكُمْ ثَلاَثًا قِيلَ وَقَالَ وَإِضَاعَةَ الْمَالِ وَكَثْرَةَ السُّؤَالِ