en_tn/jer/27/08.md

that does not put his neck into the yoke of the king

Those that do not swear allegiance to the king of Nebuchadnezzar and pay tribute or taxes to the king.

by his hand

This phrase refers to Nebuchadnezzar and his armies. (See: rc://en/ta/man/translate/figs-synecdoche)

this is Yahweh’s declaration

AT: "This is what Yahweh says will happen"