On the 17th of October, a joint letter of expostulation was sent in to Ibrahim Pasha, but was returned with the manifestly false answer that he had left Navarino, and that his officers did not know where he was.
Finding that expostulation had no effect upon his brother, he one day entered his apartment and stabbed him to the heart.
In 1253, upon being commanded to provide in his own diocese for a papal nephew, he wrote a letter of expostulation and refusal, not to the pope himself but to the commissioner, Master Innocent, through whom he received the mandate.
His early friend and school companion, Adelmann, archdeacon of Liege, wrote to him letters of expostulation on the subject of this report in 1046 and 1048; and a bishop, Hugo of Langres, wrote (about 1049) a refutation of the views which he had himself heard Berengar express in conversation.
The volume contained " Table Talk," " The Progress of Error," " Truth," "Expostulation " and much else that survives to be read in our day by virtue of the poet's finer work.