John 15:2-3
every branch in me that beareth not fruit, he takes away: as for the branch that bears fruit, he prunes it clean, to make it more fruitful.
John 17:17
sanctify them by the truth: thy word is truth.
John 17:19
and for their sakes I consecrate myself, that they also might be consecrated by the truth.
1 Corinthians 1:30
for from him it is that ye believe in Christ Jesus, whom God has made to us wisdom, and righteousness, and sanctification, and redemption: that,
Hebrews 9:14
how much more shall the blood of Christ, who through the holy spirit offered himself a spotless victim to God, purify our souls from deadly sins, to serve the living God?