Literature Reference: 禹谟推掌诰，汤网属司刑。—— 《分司东都寓居履道叨承川尹刘侍郎大夫恩知上四十韵》 Yu's plans praised the role of drafting edicts, and Tang's net fell under judicial punishment. Source from 'Fensi Dongdu Yuju Lidao Dao Cheng Chuan Yin Liu Shilang Dafu En Zhi Shang Sishi Yun'.
掌: Surname, palm, grasp.
诰: The decrees of ancient emperors to their subjects.
Meaning: Drafting edicts signifies literary excellence and high authority.