In the first part of Journey to the West, which episode did the three Bodhisattvas transform into an old woman and three daughters?

This is the thirteenth episode. Their names are Zhenzhen, Ai Ai, and Lian Lian. The simple plot is:

Tang Monk accepted Bajie as his disciple and named him Zhu Bajie. The Dharma name is Zhu Wuneng. The three masters and disciples bid farewell to Gaofu and continued to move forward. A large river eight to nine hundred miles wide blocked the way. When the master and disciples were at a loss, a monster suddenly emerged from the water. Wukong and Bajie fought with the monster. , no matter who wins or loses.

Avalokitesvara Bodhisattva arrived in time and found out that this demon was actually the God of Heaven, the official rolling curtain general. He was demoted to the next rank because he broke the jade glass at the peach festival. Guanyin enlightened this demon to become the third disciple of Monk Tang, named Sha Wujing.

The four masters and apprentices continued to head west. On the way, the master and apprentice stayed in a village. The hospitable hostess wanted to marry Monk Tang as her husband, and wanted to marry their three daughters Zhenzhen, Ai'ai and Lian Lian to Wukong, Bajie and Sha Seng. Only Bajie was so moved that he sneaked into the back hall to get married in heaven, causing a lot of jokes. The hostess and three daughters were originally transformed by the old mother of Lishan and Guanyin, Manjusri, and Samantabhadra Bodhisattva. They were here to test the monk Tang's master and his disciples' devotion to the Buddha.