Matthew 5:4
Blessed are they that mourn; for they shall be comforted.
Matthew 11:28-30
Come to me, all you that are weary, and heavily burdened, and I will give you rest.
1 Corinthians 11:31
For if we would judge ourselves, we should not be judged;
Hebrews 4:3
For we who have believed are to enter into rest, as he said: So I swore in my anger, they shall not enter into my rest; namely, that rest from his works which had been finished from the foundation of the world.
Hebrews 4:11
Let us earnestly strive, therefore, to enter into that rest, lest any one fall after the same example of unbelief.