§ 02 · King James Bible
1 Samuel 19:20
And Saul sent messengers to take David: and when they saw the company of the prophets prophesying, and Samuel standing as appointed over them, the Spirit of God was upon the messengers of Saul, and they also prophesied.
Simple English
Saul sent people to find David. When these people saw a group of prophets prophesying with Samuel leading them, the Spirit of God came upon Saul's messengers too, and they started prophesying as well.
* Work in progress - there may be occasional inaccuracies