ἀναστενάζω: 1 aorist ἀνεστεναξα; to draw sighs up frown the bottom of the breast, to sigh deeply: Mark 8:12. (Lamentations 1:4; Sir. 25:18 (17); 2 Macc. 6:30, and in Greek writings from (Aeschylus choëph. 335) Herodotus 1, 86 down.)
Mark 8:12 - V-APA-NMS GRK:καὶ ἀναστενάξας τῷ πνεύματι NAS:Sighing deeply in His spirit, He said, KJV: And he sighed deeply in his spirit, INT: And having groaned in the spirit