Farangis Comes to Siavash by Night

From B9.37, The Marriage of Siavash and Farangis. It illustrates B9.37.29–32:

B9.37.29
“Go now and seek the bride without delay;Bring Farangis to Siavash today.”
B9.37.30
She went to Farangis and made it known:“Tonight, like moonlight, you adorn his throne.”
B9.37.31
They robed the bride in all her bridal grace,And laid black musk upon her rose-bright face.
B9.37.32
Like a new moon she entered, soft and bright,And came before the young Shah in the night.