Symbol of Farre Kiyǎni, (Glory of Kingdom) one of the most important symbols in The Kingdom of iran. three rows of feathers on both wings of the eagle (guardian angel) prioritized by importance from top to bottom  refers to (Good thoughts - Good words - Good deeds) as three most important values in Zoroastrianism. there is a persian king who grabbed the "ring of promise" tightly in his left hand as sign of steadiness in covenants while raised his right hand as sign of Worshiping Ahura Mazda, the sole god of Zoroastrians. also three rows of feather on tail of the eagle refers to (Bad thoughts - Bad words - Bad deeds) which all are cheap qualities of human being which are at the lowest position. one of eagle's legs which is in front of the king refers to good manner must be at humans path and be conducted. the other leg refers to bad manner which all must be thrown behind to be forgotten. the ring around the waist of the king shows that regardless of what you choose among good and bad qualities, it will return to you someday.
<a href="//commons.wikimedia.org/wiki/User:Sepehr.S%C7%8Es%C7%8Eni" title="User:Sepehr.Sǎsǎni">Sepehr.Sǎsǎni</a>
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<span class="int-own-work" lang="en">Own work</span>