Strongs: H8550
H8550 @ תּמּים tûmmîym toom-meem' Plural of H8537 {perfections} that {is} (technically) one of the epithets of the objects in the high priest´ s breastplate as an emblem of complete Truth: - Thummim.
Exodus:28:30
Leviticus:8:8
Deuteronomy:33:8
Ezra:2:63
Nehemiah:7:65