In the biblical account, the breastplate is sometimes termed the "breastplate of judgement", because the Urim and Thummim, which were, at times, used to determine God's will in a particular situation, were placed within it (see Exodus 28:30).
The breastplate is sometimes termed the "breastplate of judgement", (see Exodus 28:30). This was in the biblical account. The Urim and Thummim were placed within it. The Urim and Thummim were used to determine God's will in a particular situation. This was at times.