Ahmed b. Zekeriya Abū'l-Ḥasan. He was a lexicographer. Regarding lexicography, he is the author of "Kitāb al-Mujmal" and other works. Two days before his death, he recited the following poem:
"O Lord! You have encompassed my sins, myself, and everything I have revealed with Your knowledge.
I am a person of tawhid (the oneness of God), yet I also confess my sins.
Considering my being of the people of tawhid and my confession of sins, forgive me."