Final answer:
The panel likely decorated a madrasa, an Islamic educational institution known for its intricate tile mosaics and decorative panels.
Step-by-step explanation:
The Persian tile mosaic wall panel mentioned in the question likely once decorated a madrasa, which is an Islamic educational institution. Madrasas were often adorned with intricate tile mosaics and other decorative panels as a way to beautify the building and create an inspiring environment for students. Examples of madrasas with decorative panels include the Madrasa Imami in Isfahan, Iran and the madrasa and Friday Mosque of Sultan Hasan in Cairo, Egypt.