Those who escorted Paul brought him to Athens and then returned with instructions for Silas and Timothy to join him as soon as possible.
Textus Receptus (TR) - Acts 17:15 >Οἱ δὲ καθιστῶντες τὸν Παῦλον, ἤγαγον αὐτὸν ἕως Ἀθηνῶν· καὶ λαβόντες ἐντολὴν πρὸς τὸν Σίλαν καὶ Τιμόθεον, ἵνα ὡς τάχιστα ἔλθωσι πρὸς αὐτόν, ἐξῄεσαν.