=629 Heraclius=OriginallyWhen he had first met with Muslim representatives in Armenia, Heraclius had wanted was persuaded to stick to restore a more simple Nicene Miaphysite Creed and avoid all forms of Arian part -man part -God doctrines. He tried a variety of terms but none were successfulreferred to Miaphysitism by the phrase Dyophysite Minoenergism under which he established unions with several Miaphysite Churches. But Sophronius objected to the term.
*M+P
However, after establishing unions with several Miaphysite Churches He supported the Arsacids against pagan Khosrau II. =629 Monothelitism=Heraclius decided to change terminology as he was unable sought to establish a union with the Nestorians without by adopting Babai's "wonderful union" doctrine of Monothelitismto replace Minoenergism. This is where it all begins to fall apart. *M+P
Heraclius supported the Parthian Houses against the Sassanian Persiks.