35وَما كانَ صَلاتُهُم عِندَ البَيتِ إِلّا مُكاءً وَتَصدِيَةً ۚ فَذوقُوا العَذابَ بِما كُنتُم تَكفُرونَJ. M. RodwellAnd their prayer at the house of God is no other than whistling through the fingers and clapping of the hands - "Taste then the torment, for that ye have been unbelievers."