Jeremiah 5:27

Overview - Jeremiah 5
The judgments of God upon the Jews, for their perverseness;
for their adultery;
10 for their impiety;
15 for their worship of idols;
19 for their contempt of God;
25 and for their great corruption in the civil state;
30 and ecclesiastical.
Treasury of Scripture Knowledge

Jeremiah 5:27  (King James Version)
As a cage is full of birds, so are their houses full of deceit: therefore they are become great, and waxen rich.

or, coop.
This is, without doubt, a reference to a decoy or trap-cage, as Dr. Blayney renders; in which fowlers place several tame birds, to decoy the others into the snare prepared for them.
Revelation 18:2

so are
Proverbs 1:11-13 ; Hosea 12:7 Hosea 12:8 ; Amos 8:4-6 ; Micah 1:12 ; Micah 6:10 Micah 6:11 Habakkuk 2:9-11