Exodus 28:30
And thou shalt put in the breastplate of judgment the Urim and the Thummim; and they shall be upon Aaron’s heart, when he goeth in before the Lord: and Aaron shall bear the judgment of the children of Israel upon his heart before the Lord continually.
Cross-reference
Exodus 28:29 describes Aaron bearing the names of Israel on the breastpiece, immediately preceding the addition of the Urim and Thummim for guidance.
Exodus 28:15 introduces the breastpiece for decisions that the Urim and Thummim are placed into, directly describing the same object.
Exodus 39:8 describes the breastplate's construction — the same breastplate into which the Urim and Thummim are placed here.
Nehemiah 7:65 parallels Ezra 2:63, citing the Urim and Thummim for priestly lineage decisions.
Ezra 2:63 directly references the Urim and Thummim as necessary for priestly validation, echoing the breastpiece's role.
In 1 Samuel 30:8, David inquires of the LORD using the Urim, showing the practical application of the breastpiece's guidance.
1 Samuel 30:7 has David again request the ephod to inquire, demonstrating the Urim's ongoing role in his leadership.
1 Samuel 28:6 explicitly lists Urim as a means God used to answer, but here He is silent, showing its limitation.
1 Samuel 23:9-12 shows David using the ephod (containing Urim) to inquire about Saul's intentions, a clear application.
Numbers 27:21 demonstrates the practical use of Urim and Thummim for Joshua's leadership, showing how the high priest inquires for the nation.
Leviticus 8:8 records the actual placement of the Urim and Thummim into the breastplate, fulfilling this command.
In 1 Samuel 23:6, Abiathar brings the ephod (containing Urim and Thummim) to David, enabling inquiry of God as described for the high priest.
In Joshua 9:14, Israel fails to inquire of the LORD—the very function the Urim and Thummim provided, showing the consequence of neglecting divine guidance.
Judges 20:23 shows repeated inquiry after defeat, demonstrating Urim's role in seeking God's direction in crisis.
Judges 20:28 names Phinehas the priest ministering, implying he used Urim to seek God's answer for battle.
In Judges 20:18, Israel inquires at Bethel before battle, again likely using Urim to determine who should lead.
Judges 1:1 records Israel inquiring of the LORD after Joshua, likely via Urim, illustrating continued use for national guidance.
Deuteronomy 33:8 associates the Urim and Thummim with Levi's priestly blessing, identifying them as gifts to the tribe.
Judges 20:27 notes the ark's presence during inquiry, linking the Urim-bearing priest to the ark's location.