What follows from the Qur’an’s not being bound to one poetic metre?

Division of Surahs into Verses, Qur’anic Rhythm, and Verse Endings

• Its sound beauty is established only by identical final consonants
• Established poetic metres alone suffice to evaluate its cadence
• Its sonic balance has no standing without adopting poetic rules
• Its audible beauty can appear in a broader, non-poetic arrangement