John Gills Exposition of the Bible Commentary - Deuteronomy 27:14
And the Levites shall speak, and say unto all the men of Israel ,.... Rather, "answer F5 ענו "respondebunt", Montanus. and say"; not the whole tribe of Levi, for that stood on Mount Gerizim to bless, Deuteronomy 27:12 ; but the priests of that tribe who were placed in the valley, between the two mountains, and pronounced both the blessings and the curses in the hearing of all the tribes of Israel, to which they were to answer Amen; and that they might plainly hear, they expressed... read more
Matthew Henry's Complete Commentary - Deuteronomy 27:11-26
When the law was written, to be seen and read by all men, the sanctions of it were to be published, which, to complete the solemnity of their covenanting with God, they were deliberately to declare their approbation of. This they were before directed to do (Deut. 11:29, 30), and therefore the appointment here begins somewhat abruptly, Deut. 27:12. There were, it seems, in Canaan, that part of it which afterwards fell to the lot of Ephraim (Joshua's tribe), two mountains that lay near together,... read more