Cross reference
Genesis 21:11
11 The thing was very grievous in Abraham's sight on account of his son.
Genesis 17:18
18 Abraham said to God, "Oh that Ishmael might live before you!"
Hebrews 12:11
11 All chastening seems for the present to be not joyous but grievous; yet afterward it yields the peaceful fruit of righteousness to those who have been exercised thereby.
Genesis 22:1-2
1 It happened after these things, that God tested Abraham, and said to him, "Abraham!" He said, "Here I am."
2 He said, "Now take your son, your only son, whom you love, even Isaac, and go into the land of Moriah. Offer him there for a burnt offering on one of the mountains which I will tell you of."
2 Samuel 18:33
33 The king was much moved, and went up to the chamber over the gate, and wept: and as he went, thus he said, my son Absalom, my son, my son Absalom! would I had died for you, Absalom, my son, my son!
Matthew 10:37
37 He who loves father or mother more than me is not worthy of me; and he who loves son or daughter more than me isn't worthy of me.