προσκαρτέρησις G4343
proskartérēsis · pros-kar-ter'-ay-sis · Noun Feminine
from προσκαρτερέω; persistancy:--perseverance.
1 Occurrence in the King James Bible
Ephesians 6:18Praying always with all prayer and supplication in the Spirit, and watching thereunto with all perseverance and supplication for all saints;