The angel who spoke with me had a golden measuring rod to measure the city and its gates and walls.
Textus Receptus (TR) - Revelation 21:15 >Καὶ ὁ λαλῶν μετ᾿ ἐμοῦ εἶχε κάλαμον χρυσοῦν, ἵνα μετρήσῃ τὴν πόλιν, καὶ τοὺς πυλῶνας αὐτῆς, καὶ τὸ τεῖχος αὐτῆς.