Rizmehr Spares the Captive Qobad

From D12.3, Jamasp Takes the Throne after Qobad’s Fall. It illustrates D12.3.12–19:

D12.3.12
They bound Qobad’s feet; neither farr nor raceCould win him honor in that hostile place.
D12.3.13
Now Sofrye had a single cherished son,A youth of wisdom, holy, harming none.
D12.3.14
Rizmehr, whose love had made his father glad,A gentle son, the joy that Sofrye had.
D12.3.15
To him they gave Qobad, the captive king,And waited for the vengeance grief would bring.
D12.3.16
They thought, “In grief, the loving son will takeRevenge for Sofrye, for anguish’s sake.”
D12.3.17
Good Rizmehr, faithful to Yazdan above,Spared King Qobad and answered hate with love.
D12.3.18
He bowed before Qobad with reverent face,And spoke no word of vengeance or disgrace.
D12.3.19
Qobad was moved and marveled at the deed,And learned the kindness men in sorrow need.