Where did the poem Zhen Xuan told the emperor when he left the palace come from?

I have never seen the queen in the palace. I got it from online search. Baidu user Sonic Line's answer.

Zhu's string is broken, the mirror is out of sight, and he looks at Lulu, smells fragrant, sings with white heads, and leaves sorrow. Try to eat as much as possible, don't miss my concubine and accompany you on a long trip!

Source:

Other Books Attached to Ode to Sima Xiangru by Zhuo Wenjun in Han Dynasty;

Chun Fang, five colors, Qin is still in the imperial army, and the new sound replaces the old!

Jinshui has a honeymoon, and there are trees in the Han Palace. They are all new, and the embarrassing people in the world are ignorant!

Zhu's string is broken, the mirror is out of sight, and he looks at Lulu, smells fragrant, sings with white heads, and leaves sorrow. Try to eat as much as possible, don't miss my concubine and accompany you on a long trip!