As par example in Hom. Il. 1.222: ἣ δ᾽ Οὔλυμπον δὲ βεβήκει δώματ᾽ ἐς αἰγιόχοιο Διὸς μετὰ δαίμονας ἄλλους: "Then she went back to Olympus among the other gods [daimones]".
"Because they were wise and knowing (δαήμονες) he called them spirits (δαίμονες) and in the old form of our language the two words are the same" – Cratylus 398 b