γεωμαντεία
From LSJ
ἔνδον σκάπτε, ἔνδον ἡ πηγή τοῦ ἀγαθοῦ καί ἀεί ἀναβλύειν δυναμένη, ἐάν ἀεί σκάπτῃς → Dig within. Within is the wellspring of Good; and it is always ready to bubble up, if you just dig. | Look within. Within is the fountain of the good, and it will ever bubble up, if thou wilt ever dig.
English (LSJ)
ἡ,
A geomancy, Varr. ap. Isid.8.9.13: Subst. γεώμαντ-ις, εως, ὁ, Id. ap. Serv.Virg.A.3.359.