Question

what is abbot suger holding in the image below?

Explanation:

Identify the historical figure and artwork

The image depicts a famous stained-glass window panel from the Basilica of Saint-Denis showing Abbot Suger (labeled "SUGERIUS" above his head) prostrate at the feet of Christ or presenting a window.

Analyze the object being held

In this specific panel (the Jesse Tree window or the Annunciation panel), Abbot Suger is depicted in a donor portrait posture, kneeling and holding a model of a stained-glass window (specifically, the window he is donating to the church).

Answer:

A stained-glass window (which he is offering as a donation to the church)