A red sandstone stele from the sixth year of the Zhengguang era of the Northern Wei dynasty has recently been found in the Mahala Temple at Dongxiang, which is managed by the Binglingsi Grottoes administration. This paper introduces the general condition of the stele, preliminarily deciphers and annotates the text carved on its back, makes a study on its history and value, and concludes that the stele is very important to the study of the evolution of the cave art of the Binglingsi Grottoes in the late Northern Wei dynasty.