Jer Jeremiah, chapter Book of Jeremiah, chapter 28
For thus saith Hashem Tzva'os Elohei Yisroel: I have put an ol barzel (yoke of iron) upon the neck of kol HaGoyim, that they may serve Nevukhadnetzar Melech Bavel; and they shall serve him; and I have given him the wild animals also. Jer 27:6