Cross reference
Genesis 21:11
11 And the thing was very grievous in Abraham's sight on account of his son.
Genesis 17:18
18 And Abraham said unto God, Oh that Ishmael might live before thee!
Hebrews 12:11
11 All chastening seemeth for the present to be not joyous but grievous; yet afterward it yieldeth peaceable fruit unto them that have been exercised thereby, `even the fruit' of righteousness.
Genesis 22:1-2
1 And it came to pass after these things, that God did prove Abraham, and said unto him, Abraham. And he said, Here am I.
2 And he said, Take now thy son, thine only son, whom thou lovest, even Isaac, and get thee into the land of Moriah. And offer him there for a burnt-offering upon one of the mountains which I will tell thee of.
2 Samuel 18:33
33 And the king was much moved, and went up to the chamber over the gate, and wept: and as he went, thus he said, O my son Absalom, my son, my son Absalom! would I had died for thee, O Absalom, my son, my son!
Matthew 10:37
37 He that loveth father or mother more than me is not worthy of me; and he that loveth son or daughter more than me is not worthy of me.