﴿ إِنَّ ٱلَّذِينَ يَغُضُّونَ أَصْوَٰتَهُمْ عِندَ رَسُولِ ٱللَّهِ أُو۟لَٰٓئِكَ ٱلَّذِينَ ٱمْتَحَنَ ٱللَّهُ قُلُوبَهُمْ لِلتَّقْوَىٰ ۚ لَهُم مَّغْفِرَةٌۭ وَأَجْرٌ عَظِيمٌ ﴾

“Behold, they who lower their voices in the presence of God’s Apostle - it is they whose hearts God has tested [and opened] to consciousness of Himself; [and] theirs shall be forgiveness and a reward supreme.”

�they are the ones whose hearts God has tested for mindfulness of Him�That is, He has made their intentions pure for Him.His words: