The Stabat Mater is a 13th-century
The hymn is sung at the liturgy on the memorial of
The Stabat Mater has often been ascribed to Jacopone da Todi, OFM (ca. 1230–1306), but this has been strongly challenged by the discovery of the earliest notated copy of the Stabat Mater in a 13th-century gradual belonging to the Dominican nuns in Bologna (Museo Civico Medievale MS 518, fo. 200v-04r).
The Stabat Mater was well known by the end of the 14th century and Georgius Stella wrote of its use in 1388, while other historians note its use later in the same century. In Provence, about 1399, it was used during the nine days' processions.