In the original text, he bewitched Sun Wukong's eyes, leaving Wukong unable to see anything, and Tang Monk was captured by that yellow weasel.
Later, someone was entrusted from above to administer eye medicine to Sun Wukong, who then cured his eye disease. He then went to borrow a Wind-Calming Pill from Lingji Bodhisattva, a truly valuable treasure, which just happened to be what Chen Nuo needed.
Thus, it seemed that the only option was to head to Gao Laozhuang to join up with Tang Monk, and then to snatch his treasure.
Chen Nuo followed Sha Wujing to Gao Laozhuang, and both of them concealed their aura, making them look no different from ordinary mortals.
Upon arriving there, they came across the Six-Eared Macaque who was begging for alms. Chen Nuo and Sha Wujing walked past him.