LSJ
ἡ, ever a virgin, Sappho 96 (in Aeol. form ἀϊπάρθενος); of the Vestals, αἱ ἱέρειαι αἱ ἀειπ. D.C. 56.5, cf. 59.3. in Pythag. language, of the number 7 (as being neither factor nor multiple of any number up to 10), Ph. 1.46; of the Sabbath, ib. 497.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
besser getrennt geschrieben.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)