Final answer:
The quote 'For revolting barbarity and shamelessness' refers to the historical context of acts of violence and plunder committed by various groups, such as Arab-Muslims. It reflects the author's disapproval and attributes these actions to previous misconduct or disrespect. This quote provides insight into the conflicts and societal norms of the time.
Step-by-step explanation:
When referring to the quote, 'For revolting barbarity and shamelessness,' it is necessary to understand the historical context in which it was written. The quote is from a historical document that describes the actions of various groups, such as Arab-Muslims, who engaged in acts of violence and plunder. It highlights the author's perspective on these actions, expressing their disapproval and attributing the cause to previous misconduct or disrespect. From a historical standpoint, this quote sheds light on the conflicts and societal norms of the time.