What does 2 Samuel 7:11 mean?

'Ever since I put judges in charge of my people Israel, I’ve kept them safe from all their enemies. And now, I’ll give you rest from all those around you. The Lord also says He will build a house for you.' 2 Samuel 7:11 - Modern Text Bible

(God has been protecting Israel all along, and now He promises David not just peace, but also to establish David’s family line.)