The heavens were opened, and I saw visions of God... in the land of the Chaldeans by the Chebar canal.
Glory in the Wrong Place
Everything about the opening is wrong by temple logic: the wrong land (Chaldea), the wrong audience (deportees), the wrong setting (a canal bank, not Zion). And there the heavens open. Ezekiel 1 is the Bible's great argument that God's glory is not landlocked — the point sharpened later when the same glory deliberately LEAVES the Jerusalem temple (ch. 10–11) to be 'a sanctuary to them in the countries where they have gone' (11:16).
The Living Creatures and the Wheels
Four living creatures — four faces each (human, lion, ox, eagle), four wings, darting like lightning — and beside each, a wheel within a wheel, rims full of eyes, moving any direction without turning. The vision strains its own grammar: 'the likeness of', 'the appearance of', 'as it were' pile up. Ezekiel is not drawing a diagram; he is reporting the edge of what can be said. The wheels mean mobility — this throne goes ANYWHERE — and the eyes mean nothing is unseen on the way.
Later tradition made these creatures the cherubim (Ezekiel himself does, ch. 10), Revelation 4 sings with them around the throne, and Christian art assigned the four faces to the four evangelists (a venerable interpretive tradition, not a biblical identification — said plainly).
Above the Expanse, a Throne
The vision climbs: creatures, wheels, a crystal expanse, and ABOVE it a throne of sapphire, and on the throne 'a likeness with a human appearance', wrapped in fire and brightness, 'like the appearance of the bow in the cloud on a rainy day'. The rainbow — covenant mercy (Gen 9) — rings the throne of judgment. Ezekiel's response is the only fitting one: he falls on his face. Then the voice begins, and the prophet's commission with it.
Why Exiles Needed This First
Ezekiel's congregation had lost temple, land, and king — every visible anchor of faith. Their first need was not ethics or hope but THEOLOGY: a God whose throne has wheels. The book's pastoral order is the church's still: see the glory first; everything else (judgment, watchman duty, dry bones, the new temple) follows from who is on the throne.
Go deeper: Ruach — the Spirit in the wheels (Lexicon) · Kyrios — the enthroned LORD (Lexicon) · The Dove — the Spirit descending (Symbol Index)