Strong's Number 4102

Strong's Concordance - Greek #G4102

πίστις pistis {pis'-tis} From G3982; persuasion, that is, credence; moral conviction (of religious truth, or the truthfulness of God or a religious teacher), especially reliance upon Christ for salvation; abstractly constancy in such profession; by extension the system of religious (Gospel) truth itself.

Strong's Greek Bible Dictionary