Strong's Greek #3140
μαρτυρήσει

Englishman's Concordance (References)

μαρτυρήσει martyrēsei — 1 Occurrence

John 15:26 - V-FIA-3S
GRK:ἐκπορεύεται ἐκεῖνος μαρτυρήσει περὶ ἐμοῦ
NAS: from the Father, He will testify about
KJV: the Father, he shall testify of me:
INT: goes forth he will bear witness concerning me