N, Hereby God swears by the pen and all writing instruments (including the computer keyboards nowadays) that
Faridul Haque
Nuun* - by oath of the pen and by oath of what is written by it. (Alphabet of the Arabic language; Allah and to whomever He reveals, know their precise meanings.
Nun. (Only Allah and the Messenger [blessings and peace be upon him] know the real meaning.) By the pen and by that (subject) which (the angels) write down
Noon. (These letters (Noon, etc.) are one of the miracles of the Quran, and none but Allah (Alone) knows their meanings).By the pen and what the (angels) write (in the Records of men)
By Nun (the knowledge of Uluhiyyah) and the Pen (Qalam; the discloser of the knowledge) and everything it inscribes (the creator of the detailed manifestation of the knowledge as the sunnatullah)...
Al-muntakhab fi tafsir al-Qur'an al-Karim
(Nun, and by what it represents and what it stands for as a natural symbol of adoration), and the pen -employed in writing with a pen- and by the pen -the instrument of authorship-, (and by what they commit in writing)