Now Peter and John went up together into the temple at the hour of prayer, [being] the ninth [hour].
Berean Study Bible (BSB) - Acts 3:1 >One afternoon Peter and John were going up to the temple at the hour of prayer, the ninth hour.
Textus Receptus (TR) - Acts 3:1 >Ἐπὶ τὸ αὐτὸ δὲ Πέτρος καὶ Ἰωάννης ἀνέβαινον εἰς τὸ ἱερὸν ἐπὶ τὴν ὥραν τῆς προσευχῆς τὴν ἐννάτην.