ἀναθρῴσκω
From LSJ
ἄνω ποταμῶν ἱερῶν χωροῦσι παγαί → the springs of sacred rivers flow upward, backward to their sources flow the streams of holy rivers
English (LSJ)
poet. and Ion. ἀνθρ-: aor. 2
A -θορεῖν X.Lac.2.3: aor. 1 subj. ἀναθρώξωσι Opp.H.3.293:—spring up, ὕψι δ' ἀναθρῴσκων πέτεται Il.13.140; of blood, Emp.100.8; of men, ὃς δ' ἀμβώσας μέγα ἀναθρῴσκει Hdt.7.18, cf. AP9.774 (Glauc.); ἀναθρῴσκει ἐπὶ τὸν ἵππον Hdt.3.64.