Gonpo Wangyal terma text "…The Mother of all the Buddhas"
Uncovering the Presence of the Mother of all the Buddhas: a treasure text of Gonpo Wangyal.
The Tibetan text together with its English translation is included in Finding Freedom: Texts from the Theravadin, Mahayana and Dzogchen Buddhist traditions by James Low, published in 2019 by Wandel Verlag and available here.
James has taught or will teach on this in
Spain, Barcelona 2017
Spain, Seville 2018
Italy, Milan 2018
The translation of this is in the Appendix of Being Right Here, entitled ‘Teaching on the nature of wisdom’ (pp 151-152 ).