דָּת
From LSJ
εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor
English (Strong)
(Aramaic) corresponding to דָּת; decree, law.
of uncertain (perhaps foreign) derivation: a royal edict or statute: commandment, commission, decree, law, manner.