Jeremiah 7:27

Therefore thou shalt speak all these words unto them,.... Before mentioned in the chapter; exhortations to duty, dehortations from sin, promises and threatenings:

but they will not hearken to thee:…

God, having shown the people that the temple would not protect them while they polluted it with their wickedness, here shows them that their sacrifices would not atone for them, nor be accepted, while…

For And thou shalt speak … say unto them, LXX has only And thou shalt say unto them this word, pointing to a probable amplification on the part of MT.