δεκάτῃ

From LSJ

Μέμνησο πλουτῶν τοὺς πένητας ὠφελεῖν → Memento dives facere pauperibus bene → Vergiss nicht, dass als Reicher du den Armen hilfst

Menander, Monostichoi, 348

English (Thayer)

δεκάτης, ἡ (δέκατος), the tenth part of anything, a tithe; specially the tenth part of booty taken from the enemy: Simonides 133Bgk.; Herodotus 2,135); 4,152down; the Sept. for מַעֲשֵׂר.) (Cf. BB. DD. under the word Tithe>.)