1 John 3:19
And hereby we know that we are of the truth, and shall assure our hearts before him.
John 13:35
By this shall all men know that ye are my disciples, if ye have love one to another.
John 18:37
Pilate said to him, Art thou a king then? Jesus answered, Thou sayest. I am a king. To this end was I born, and for this cause came I into the world, that I might bear witness to the truth.
Romans 4:21
And being fully assured, that what he had promised, he was able also to perform.
Romans 8:38
For I am persuaded that neither death, nor life, nor angels, nor principalities, nor powers,
2 Timothy 1:12
For which cause also I suffer these things: yet I am not ashamed, for I know whom I have trusted, and am persuaded that he is able to keep that which I have committed to him, until that day.
Hebrews 6:10-11
For God is not unrighteous, to forget your work and labour of love, which ye have shewed toward his name, in that ye have ministered to the saints, and do minister.
Hebrews 10:22
Let us draw near with a true heart, in full assurance of faith, having our hearts sprinkled from an evil conscience, and our bodies washed with pure water.
Hebrews 11:13
All these died in faith, not having received the promises, but having seen them afar off, and embraced them, and confest that they were strangers and sojourners on the earth.
1 John 1:8
If we say, we have no sin, we deceive ourselves, and the truth is not in us.
1 John 3:14
We know, that we are passed from death to life, because we love the brethren: he that loveth not his brother abideth in death.
1 John 3:21
Beloved, if our heart condemn us not, then have we confidence toward God.