1 Samuel 23:16

Thou therefore, my son, be strong in the grace that is in Christ Jesus.

Finally, my brethren, be strong in the Lord, and in the power of his might.

But I have prayed for thee, that thy faith fail not: and when thou art converted, strengthen thy brethren.

And David was greatly distressed; for the people spake of stoning him, because the soul of all the people was grieved, every man for his sons and for his daughters: but David encouraged himself in the LORD his God.

And there appeared an angel unto him from heaven, strengthening him.

Then I told them of the hand of my God which was good upon me; as also the king’s words that he had spoken unto me. And they said, Let us rise up and build. So they strengthened their hands for this good work.

Ointment and perfume rejoice the heart: so doth the sweetness of a man’s friend by hearty counsel.

Iron sharpeneth iron; so a man sharpeneth the countenance of his friend.

But charge Joshua, and encourage him, and strengthen him: for he shall go over before this people, and he shall cause them to inherit the land which thou shalt see.

But I would strengthen you with my mouth, and the moving of my lips should asswage your grief.

Because with lies ye have made the heart of the righteous sad, whom I have not made sad; and strengthened the hands of the wicked, that he should not return from his wicked way, by promising him life: