ἴσχυεν ischyen — 2 Occurrences
Mark 5:4 - V-IIA-3S
GRK:καὶ οὐδεὶς ἴσχυεν αὐτὸν δαμάσαι
NAS: and no one was strong enough to subdue
KJV: neither could any [man] tame
INT: and no one was able him to subdue
Acts 19:20 - V-IIA-3S
GRK:ηὔξανεν καὶ ἴσχυεν
NAS: was growing mightily and prevailing.
KJV: of God and prevailed.
INT: increased and prevailed