1 Chronicles 14 recounts the establishment of David's reign as king over Israel and his victories against the Philistines. After David is anointed king, he marries more wives in Jerusalem and has more sons and daughters. The Philistines, upon hearing that David has become king, gather their forces to attack him. David seeks the Lord's guidance, and God instructs him to attack the Philistines and assures him of victory.
David follows God's instructions, defeats the Philistines in two battles, and recovers their idols. This victory establishes David's reputation as a powerful and successful king. David's fame spreads throughout the land, and other nations fear him.
The chapter concludes by noting that David's fame is recognized even by the Philistines, and the news of his success reaches the surrounding nations. David's kingdom is strengthened, and he continues to prosper as the chosen king of Israel.