κτιστέον

From LSJ

ἐν ταῖς ἀνάγκαις χρημάτων κρείττων φίλος → it is better in times of need to have friends rather than money, a friend in need is a friend indeed (Menander, Sententiae monostichoi 143)

Source

Greek (Liddell-Scott)

κτιστέον: ῥηματ. ἐπίθετ., δεῖ κτίζειν, Θεόδ. Πρόδρ.