Zechariah 12:10

12:10 “I will pour out on the kingship of David and the population of Jerusalem a spirit of grace and supplication so that they will look to me, the one they have pierced. They will lament for him as one laments for an only son, and there will be a bitter cry for him like the bitter cry for a firstborn.

Luke 7:12

7:12 As he approached the town gate, a man who had died was being carried out, the only son of his mother (who was a widow), and a large crowd from the town was with her.

Luke 8:42

8:42 because he had an only daughter, about twelve years old, and she was dying.

As Jesus was on his way, the crowds pressed around him.

Luke 9:38

9:38 Then a man from the crowd cried out, “Teacher, I beg you to look at my son – he is my only child!