Strong's Greek #4623
σιωπήσῃς

Englishman's Concordance (References)

σιωπήσῃς siōpēsēs — 1 Occurrence

Acts 18:9 - V-ASA-2S
GRK:καὶ μὴ σιωπήσῃς
NAS: [any longer], but go on speaking and do not be silent;
KJV: hold not thy peace:
INT: and not be silent