Strong's Concordance G778

Original Word: ἀσκέω
Transliteration: askéō
Phonetic Spelling: as-keh'-o
[ἀσκέω] probably from the same as G4632; to elaborate, i.e. (figuratively) train (by implication, strive)

Usages throughout the bible

Acts 24:16 - And herein do I exercise G778 myself, to have always a conscience void of offence toward God, and toward men.