When it was told Saul, he sent other messengers, and they also prophesied. Saul sent messengers again the third time, and they also prophesied.
The three instances of David’s deliverance in this chapter show how God preserved His anointed. He used both natural and supernatural means to do so. Since God has anointed Christians with His Spirit (1 John 2:20), this record of how God preserves His anointed should be an encouragement to us.