What are the benefits which in this life do accompany or flow from justification, adoption, and sanctification?

The benefits which in this life do accompany or flow from justification, adoption, and sanctification, are: 
  1. Assurance of God's love
  2. Peace of conscience
  3. Joy in the Holy Ghost
  4. Increase of grace
  5. Perseverance therein to the end

Romans 5:1-2 (NASB)
“Therefore, having been justified by faith, we have peace with God through our Lord Jesus Christ, through whom also we have obtained our introduction by faith into this grace in which we stand; and we exult in hope of the glory of God.”

Romans 5:5 (NASB)
“And hope does not disappoint, because the love of God has been poured out within our hearts through the Holy Spirit who was given to us.”

Proverbs 4:18 (NASB)
“But the path of the righteous is like the light of dawn, that shines brighter and brighter until the full day.”

1 John 5:13 (NASB)
“These things I have written to you who believe in the name of the Son of God, so that you may know that you have eternal life.”