According to Arabic News.com (http://www.arabic
news.com/ansub/Daily/Day/980323/1998032326.html):
"Under the rule of Abdul Malik (685-705) and , subsequently, that of his
four sons, the Empire reached its greatest extent and power. Of these
sons, Walid I, an untiring builder, Suleiman, among other things was a
famous gourmet, and the youngest, Hisham, were exceptional men. The
foremost historian of the caliphate has called Walid. The greatest and in
every respect the post powerful ruler amongst the so-called Commanders of
the Faithful. Yazid himself was an accomplished musician and poet..."