John Gills Exposition of the Bible Commentary - Deuteronomy 27:17
Cursed be he that removeth his neighbour's landmark ,.... Removes it backward, and steals ground, as Jarchi explains it; this is commonly done secretly; see Deuteronomy 19:14 , and all the people shall say Amen ; See Gill on Deuteronomy 27:15 ; See Gill on Deuteronomy 27:16 . 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