When they came to the threshing floor of Nacon, Uzzah reached out and took hold of the ark of God, because the oxen had stumbled. And the anger of the LORD burned against Uzzah, and God struck him down on the spot for his irreverence, and he died there beside the ark of God.
And you are to set up a boundary for the people around the mountain and tell them, 'Be careful not to go up on the mountain or touch its base. Whoever touches the mountain shall surely be put to death. No hand shall touch him, but he shall surely be stoned or shot with arrows—whether man or beast, he must not live.' Only when the ram's horn sounds a long blast may they approach the mountain."
Significance
Sinai forbade touching the holy mountain on pain of death — "Be careful not to go up on the mountain or touch its base. Whoever touches the mountain shall surely be put to death" (Exod 19:12-13). The same lethal-holiness principle migrates to the Ark, God's enthroned presence now carried toward the land: when Uzzah "reached out and took hold of the ark of God… the anger of the LORD burned against Uzzah, and God struck him down on the spot… and he died there beside the ark" (2 Sam 6:6-7). The mountain and the Ark are two loci of the one enthroned glory, and approaching that glory on fallen terms — even with a steadying, well-meant hand — brings death in both. The episode shows that the Sinai prohibition was not a one-time mountain rule but the abiding logic of God's holiness among a sinful people; the Ark is portable Sinai. The proximate rule breached is the Mosaic carrying ordinance that applied Sinai's touch-prohibition to the Ark — the Kohathites "must not touch the holy objects, or they will die" (Num 4:15) — and the canon's own diagnosis of Uzzah's death points there: when the Ark was finally brought up, "the Levites carried the ark of God on their shoulders with the poles, as Moses had commanded" (1 Chr 15:13-15). This OT-internal propagation of the touch-prohibition is precisely what the incarnation reverses: the untouchable Holy One becomes the God of whom John writes, "which we have gazed upon and touched with our own hands" (1 John 1:1), and who invites, "Touch Me and see" (Luke 24:39). The death that any touch of the holy deserved was borne by the incarnate Word, so that in Him touch now communicates life rather than judgment — Christ the holy God made, in mercy, handle-able. See TT 184 — Sensory Access and TT 009 — Ark of the Covenant.