He gives strength to the weary and increases the power of the weak.

Isaiah 40:29 

Do not merely listen to the word, and so deceive yourselves. Do what it says.

James 1:22

Behold even to the moon, and it shineth not; Yea, the stars are not pure in his sight.

Job 25:5

1. I lift up my eyes to the mountains— where does my help come from? 2. My help comes from the Lord, the Maker of heaven and earth.
   

   Psalms 121:1-2

Therefore do not worry about tomorrow, for tomorrow will worry about itself. Each day has enough trouble of its own.

Matthew 6:34 

For you make me glad by your deeds, Lord; I sing for joy at what your hands have done.

Psalms 92:4

Rejoice in the Lord and be glad, you righteous; sing, all you who are upright in heart!

Psalms 32:11

For where two or three gather in my name, there am I with them.

Matthew 18:20

I keep my eyes always on the Lord. With him at my right hand, I will not be shaken.

Psalms 16:8