For thou didst separate them from among all the people of the earth, [to be] thine inheritance, as thou spakest by the hand of Moses thy servant, when thou broughtest our fathers out of Egypt, O Lord GOD.
Ver. 53. As thou spakest by the hand of Moses,] q.d., Huius rei habeo authorem gravissimum et testimonium, I have very good authority for what I say.