It was called "the breastpiece of judgment" because it contained the Urim and the Thummim, which were used in revealing Jehovah's judgments.
E ne e bidiwa "kgetsana ya sehuba ya katlholo" ka gonne e ne e na le Urime le Thumime, tse di neng di dirisiwa go senola dikatlholo tsa ga Jehofa.