Matthew Poole's English Annotations on the Holy Bible - Jeremiah 8:5
By a perpetual backsliding: either a universal backsliding; or rather, obstinately resolved to hold on, though they see they are out of the way; not out of levity or inconsiderateness. The Hebrew word signifies strength, the same used Psalms 13:1, and translated for ever, implying a strong, stiff, stout refusal. See Isaiah 57:17; Jeremiah 5:3. Deceit: either their injustice and cozenages in circumventing one another, which was so frequent among them, Jeremiah 9:4-6; Micah 7:3,Micah 7:4; or... read more
Arthur Peake's Commentary on the Bible - Jeremiah 8:4-17
Jeremiah 8:4-Esther : . Judah’ s Unnatural Conduct and its Punishment.— There is something unnatural in the persistency of the people’ s misconduct; they show no inclination to return to Yahweh, but pursue a headstrong course away from Him ( Jeremiah 8:6 mg.) . They put themselves below the level of the very birds of heaven, the stork, the turtle-dove, the swift, and the swallow (so in Jeremiah 8:7), who know the time of their return in spring (after their winter migration; cf. Isaiah 1:3).... read more