What does 1 Samuel 7:6 mean?

They gathered at Mizpah, drew water, and poured it out before the Lord. They fasted that day and admitted, 'We’ve sinned against the Lord.' Samuel led them as their judge at Mizpah. 1 Samuel 7:6 - Modern Text Bible

(The people show their repentance by fasting and confessing their sins, and Samuel acts as their leader and judge.)