Loss of anyone is painful.
The loss of a son must be unbearable.
RIP SGT Chris Rudzinski
At moments like these, sentiments fail, but God gave us music, that we might pray without words.
When David heard that Absalom was slain
He went up into his chamber over the gate and wept, and thus he said: my son, my son, O Absalom my son, would God I had died for thee!
full version here. it’s long, but worth it.