HEMLOCK, A poisonous and bitter plant

Hosea 10:4

4. They have spoken words, swearing falsely in making a covenant: thus judgment springeth up as HEMLOCK in the furrows of the field.

Amos 6:12

12. Shall horses run upon the rock? will one plow there with oxen? for ye have turned judgment into gall, and the fruit of righteousness into HEMLOCK: