i.e. at the Acacian council of Constantinople in 360, at which fifty bishops accepted the creed of Arminum as revised at Nike, proscribing οὐσια and ὑπόστασις, and pronounced the Son to be “like the Father, as say the Holy Scriptures.”  cf. Theod. II. xvi. and Soc. II. xli.  In 366 Semiarian deputies from the council of Lampsacus represented to Liberius at Rome that κατὰ πάντα ὅμοιος and ὁμοούσιος were equivalent.