8:35
وَ مَا كَانَ صَلَاتُ هُمْ عِندَ ٱلْ بَيْتِ إِلَّا مُكَآءً وَ تَصْدِيَةً فَ ذُوقُ وا۟ ٱلْ عَذَابَ بِ مَا كُن تُمْ تَكْفُرُ ونَ
And their prayer at the House was not except whistling and handclapping. So taste the punishment for what you disbelieved.