The Astrologers Foretell a Hero

From A8.8, Sahm Seeks Counsel. It illustrates A8.8.6–17 (to A8.8.21):

A8.8.6
They spent the day in study of the skies,Tracing the courses where the omen lies.
A8.8.7
At last they came to Sahm with gladdened face,Rejoicing in the fortune they could trace.
A8.8.8
One wise astrologer stepped forth and said:“O lord whose golden belt strikes awe and dread,
A8.8.9
We bring you news to ease the anxious breast:This union stands not cursed but doubly blessed.
A8.8.10
From Zal and Mehrab’s daughter shall ariseA raging elephant before men’s eyes.
A8.8.11
He will subdue all kingdoms in his sight,And raise the royal throne to lofty heights.
A8.8.12
He will strike down the roots of evil menAnd leave no refuge for their brood again.
A8.8.13
His heavy gorz shall cleanse the earth of stain;No Sagzar nor Mazandaran shall remain.
A8.8.14
Through him Turan shall suffer endless woe,Through him Iran shall rise in strength and glow.
A8.8.15
Through him the weary heart shall find its peace,And wars that rage beneath his hand shall cease.
A8.8.16
The people shall take hope when he appears,And joy shall follow after bitter years.
A8.8.17
His battle steed shall charge across the field,And grind the war-leopard till it must yield.