Caesar's Farewell to Maryam

From E6.21, Caesar Sends Aid and a Bride. It illustrates E6.21.29–39:

E6.21.29
The star-reader was summoned to adviseWhen they should march beneath propitious skies.
E6.21.30
On Bahram day great Caesar led the way,With happy omens blessing their array.
E6.21.31
Three stages Caesar rode beside the train;The fourth, he halted there, and drew his rein.
E6.21.32
He bade fair Maryam come and spoke at length,With tender counsel, fatherly in strength:
E6.21.33
“Keep, dearest child, your girdle round your waistTill you reach Iran, guarded, pure, and chaste.
E6.21.34
Let Khosrow never see your body bare,Lest some new matter take you unaware.”
E6.21.35
He said farewell with tenderness and care:“May heaven shield you safely everywhere.”
E6.21.36
Caesar had one brave brother, strong and wise,Niyatus, honored under Roman skies.
E6.21.37
He said, “Fair Maryam is your blood and race;In Faith and kinship, guard her life and grace.
E6.21.38
I charge you with these legions and this wealth,With her fair safety, honor, peace, and health.”
E6.21.39
Niyatus took the charge without delay;Then Caesar turned in tears and rode away.