41 If thou dost turn back, O Israel, An affirmation of Jehovah, unto Me turn back, And if thou dost turn aside Thine abominations from My face, Then thou dost not bemoan.

Matthew Henry's Commentary on Jeremiah 4:1

Commentary on Jeremiah 4:1-2

(Read Jeremiah 4:1-2)

The first two verses should be read with the last chapter. Sin must be put away out of the heart, else it is not put away out of God's sight, for the heart is open before him.