The Book of Lamentations, found in the Hebrew Bible, focuses on sorrow and mourning. Comprising five poetic chapters, it laments the destruction of Jerusalem and the suffering of its people after the Babylonian conquest. The book expresses deep grief, despair, and a plea for God's mercy. It serves as a reflection on the consequences of disobedience and a call for repentance, making it a powerful testament to human suffering and the enduring hope for divine redemption.