What does 1 Samuel 22:9 mean?

Doeg the Edomite, who was standing with Saul’s officials, spoke up: 'I saw Jesse’s son come to Ahimelech, the priest at Nob.' 1 Samuel 22:9 - Modern Text Bible

(Doeg, an outsider among Saul’s men, seizes the chance to inform on David, hoping to gain favor.)