Gibeah of God, Saul’s hometown (1 Samuel 10:26), was once a lawless city (Judges 19–21). It is not described elsewhere as "of God." This might suggest God's claim over the town, even though the Philistines occupied it.
group: Prophets often lived in groups (for example, 2 Kings 2:3)
harps … lyres: Ancient prophets sometimes used musical instruments to inspire and support their prophesying (for example, 2 Kings 3:15).