1 Samuel 10:12
One from the same place answered, “Who is their father?” Therefore it became a proverb, “Is Saul also among the prophets?”
World English Bible (Public Domain)
In context
Before · 1 Samuel 10:10–11
10When they came there to the hill, behold, a band of prophets met him; and the Spirit of God came mightily on him, and he prophesied among them. 11When all who knew him before saw that, behold, he prophesied with the prophets, then the people said to one another, “What is this that has come to the son of Kish? Is Saul also among the prophets?”
12One from the same place answered, “Who is their father?” Therefore it became a proverb, “Is Saul also among the prophets?”