a land flowing with milk and honey - (See on Num 14:8).
as it is this day - These are the concluding words of God to the Israelites when formerly brought out of Egypt, “Obey ... that I may at this time make good the promise I made to your fathers, to give,” etc. [Maurer]. English Version makes the words apply to Jeremiah’s time, “As ye know at this time, that God’s promise has been fulfilled,” namely, in Israel’s acquisition of Canaan.
So be it - Hebrew, Amen. Taken from Deu 27:15-26. Jeremiah hereby solemnly concurs in the justice of the curses pronounced there (see Jer 11:3).