Jeremias 33:8

8 And it came to pass, when Jeremias had ceased speaking all that the Lord had ordered him to speak to all the people, that the priests and the false prophets and all the people took him, saying,

Jeremias 33:8 Meaning and Commentary

Jeremiah 33:8

And I will cleanse them from all their iniquity, whereby they
have sinned against me
Even by the blood of Christ, which cleanses from all sin, of heart, lip, and life, in allusion to the purifications under the law, ( 1 John 1:7 ) ; see ( Ezekiel 36:25 ) ; and I will pardon all their iniquities, whereby they have sinned, and
whereby they have transgressed against me;
for Christ's sake, and through his stoning sacrifice, and upon the foot of full satisfaction made by him. A heap of words is here used, to express the fulness of pardoning grace through the blood of Christ, which reaches to all manner of sin; and this is the great and peculiar blessing of the new covenant; see ( Jeremiah 31:34 ) .

Jeremias 33:8 In-Context

6 then will I make this house as Selo, and I will make city a curse to all the nations of all the earth.
7 And the priests, and the false prophets, and all the people heard Jeremias speaking these words in the house of the Lord.
8 And it came to pass, when Jeremias had ceased speaking all that the Lord had ordered him to speak to all the people, that the priests and the false prophets and all the people took him, saying,
9 Thou shalt surely die, because thou hast prophesied in the name of the Lord, saying, This house shall be as Selo, and this city shall be made quite destitute of inhabitants. And all the people assembled against Jeremias in the house of the Lord.
10 And the princes of Juda heard this word, and they went up out of the house of the king to the house of the Lord, and sat in the entrance of the new gate.

The Brenton translation of the Septuagint is in the public domain.