Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
The pen in a dream is authority, knowledge, and command. Whoever sees a pen in his hand will be blessed with a knowledgeable son or gain authority. Writing with a pen indicates the fulfillment of needs.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
The pen indicates what a person is known for, such as knowledge or a craft. Whoever sees himself sharpening a pen is planning a great matter.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
The pen is interpreted as knowledge, wisdom, and a male child. Whoever sees his pen break, his son will die or his knowledge will vanish.