Verses with the word heaviness in the New Testament (5 verses):
Romans 9:2
That I have great heaviness and continual sorrow in my heart.
2 Corinthians 2:1
But I determined this with myself, that I would not come again to you in heaviness.
Philippians 2:26
For he longed after you all, and was full of heaviness, because that ye had heard that he had been sick.
James 4:9
Be afflicted, and mourn, and weep: let your laughter be turned to mourning, and your joy to heaviness.
1 Peter 1:6
Wherein ye greatly rejoice, though now for a season, if need be, ye are in heaviness through manifold temptations: