Before revision: Among later Tibetan sources—with an increasing tendency to martyrize Tsangma , with time —are Sba bzhed zhabs brtags pa, written c. mid 14th century, Rgyal rabs gsal ba'i me long, a work by Dampa Sonam Gyaltsen, and Mkhas pa'i dga' ston, an early 16th century work by Pawo Tsuglag Threngwa.
After revision: Among later Tibetan sources—with an increasing tendency to martyrize Tsangma —are Sba bzhed zhabs brtags pa, written c. mid 14th century, Rgyal rabs gsal ba'i me long, a work by Dampa Sonam Gyaltsen, and Mkhas pa'i dga' ston, an early 16th century work by Pawo Tsuglag Threngwa.