Parallel
Revelation 15:5
Robinson-Pierpont Byzantine Textform · Berean Standard Bible
Καὶ μετὰ ταῦτα εἶδον, καὶ ἠνοίγη ὁ ναὸς τῆς σκηνῆς τοῦ μαρτυρίου ἐν τῷ οὐρανῷ·
After this I looked, and the temple—the tabernacle of the Testimony—was opened in heaven.