Bel and the Dragon (Theodotion) 1:19

καὶ ἐγέλασεν Δανιηλ καὶ ἐκράτησεν τὸν βασιλέα τοῦ μὴ εἰσελθεῖν αὐτὸν ἔσω καὶ εἶπεν ἰδὲ δὴ τὸ ἔδαφος καὶ γνῶθι τίνος τὰ ἴχνη ταῦτα