Psalm 119:116Uphold me according to your promise, that I may live, and let me not be put to shame in my hope!

Acts 26:6 And now I stand here on trial because of my hope in the promise made by God to our fathers,

Romans 15:8 For I tell you that Christ became a servant to the circumcised to show God’s truthfulness, in order to confirm the promises given to the patriarchs,

Ephesians 2:12 remember that you were at that time separated from Christ, alienated from the commonwealth of Israel and strangers to the covenants of promise, having no hope and without God in the world.

Titus 1:2 in hope of eternal life, which God, who never lies, promised before the ages began

Hebrews 10:23 Let us hold fast the confession of our hope without wavering, for he who promised is faithful.

My hope is tied to His promises.

John 5:36
But the testimony that I have is greater than that of John. For the works that the Father has given me to accomplish, the very works that I am doing, bear witness about me that the Father has sent me.

Hebrews 12:1
Jesus, Founder and Perfecter of Our Faith
Therefore, since we are surrounded by so great a cloud of witnesses, let us also lay aside every weight, and sin which clings so closely, and let us run with endurance the race that is set before us,

Living a life of faith is our greatest witness.

Preach the gospel wherever you go, and if you must use words.