Strong's Greek #3521
νηστείᾳ

Englishman's Concordance (References)

νηστείᾳ nēsteia — 1 Occurrence

Matthew 17:21 - Noun-DFS
GRK:προσευχῇ καὶ νηστείᾳ
KJV: prayer and fasting.
INT: prayer and fasting