2 Samuel 13:2
And Amnon was so troubled that he fell sick for his sister Tamar, for she was a virgin. And Amnon thought it hard for him to do anything to her.
1 Kings 21:4
And Ahab came to his house heavy and displeased because of the word which Naboth the Jezreelite had spoken to him. For he had said, I will not give you the inheritance of my fathers. And he lay on his bed and turned away his face, and would not eat food.
Song of Songs 5:8
I adjure you, O daughters of Jerusalem, if you find my Beloved, what do you tell Him? That I am sick with love.
2 Corinthians 7:10
For the grief according to God works repentance to salvation, not to be regretted, but the grief of the world works out death.