λογίς
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)
-ίδος, ἡ, fem. derivative of λόγος, λογίδες σεμναί Anon. ap. An.Ox.1.225.
Greek (Liddell-Scott)
λογίς: -ίδος, ἡ, θηλ. τοῦ λογεύς, λογίδες σεμναὶ Ἄλεξ ἐν Ἀδήλ. 69.