《后汉书·本纪·肃宗孝章帝纪》
登堂而歌，正八佾舞乐，博通六艺，日夜不休息，聪明深远，显示在图谶。
作登歌，正予乐，博贯六艺，不舍昼夜。聪明渊塞，著在图谶。
Ascending the hall and singing, conforming to the music of the Eight Dances, being well-versed in the Six Arts, working tirelessly day and night, being intelligent and profound, revealed in the prophecies.