Parallel
Acts 10:11
Nestle 1904 Greek New Testament · Berean Standard Bible
καὶ θεωρεῖ τὸν οὐρανὸν ἀνεῳγμένον καὶ καταβαῖνον σκεῦός τι ὡς ὀθόνην μεγάλην τέσσαρσιν ἀρχαῖς καθιέμενον ἐπὶ τῆς γῆς
He saw heaven open and something like a large sheet being let down to earth by its four corners.