Psalm 84:6
"Who passing through the valley of Baca make it a well; the rain also filleth the pools."
Cross References (ranked by relevance)
For our light affliction, which is but for a moment, worketh for us a far more exceeding and eternal weight of glory;
Be glad then, ye children of Zion, and rejoice in the LORD your God: for he hath given you the former rain moderately, and he will cause to come down for you the rain, the former rain, and the latter rain in the first month.
These things I have spoken unto you, that in me ye might have peace. In the world ye shall have tribulation: but be of good cheer; I have overcome the world.
Nay, in all these things we are more than conquerors through him that loved us.
Thou, O God, didst send a plentiful rain, whereby thou didst confirm thine inheritance, when it was weary.
And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb.
Confirming the souls of the disciples, and exhorting them to continue in the faith, and that we must through much tribulation enter into the kingdom of God.