David was a king and a politician. Can you imagine a king or politician now days saying something like this? or publishing it in a song book? In the kings house especially there is such an importance to setting the mood and timber of those serving and surrounding the throne. Not every ruler is strong enough to to do this as it creates many enemies but, it certainly has great advantage.
2012 - pBiblx2 Field Wise Bible System Version 2.0.9d - GPL3