Matthew 5:48
You, then, must become perfect--as your heavenly Father is perfect.
Philippians 3:12
Not that I have already laid hold of it, or that I am already made perfect. But I press on, in the hope of actually laying hold of that for which indeed I was laid hold of by Christ Jesus.
Philippians 3:15
Let all of us, then, whose faith is mature, think thus. Then, if on any matter you think otherwise, God will make that also plain to you.
Revelation 3:2
Be on the watch, and strengthen what still survives, though once it was all but dead; for I have not found your life perfect in the eyes of my God.