The book of "1 Samuel" is a historical narrative in the Old Testament of the Bible. It chronicles the transition of Israel from a confederation of tribes to a unified monarchy. Key figures include the prophet Samuel, the first king Saul, and later, David, who would become a central character in the following biblical texts. "1 Samuel" explores themes of leadership, divine guidance, and the consequences of disobedience to God. It highlights Samuel's role as a prophet and judge, Saul's rise and fall as king, and the anointing of David, setting the stage for his future reign over Israel.