The phrase "the sacrifice on cross" often refers to the theological concept of Jesus Christ's crucifixion and its significance in Christian belief. There are several synonyms that can be used to describe this event and its significance. One such synonym is "the redemption of humanity," which emphasizes the idea that Jesus' sacrifice on the cross atoned for the sins of humanity and offered redemption to believers. Another synonym is "the ultimate act of love," which highlights the selfless and sacrificial nature of Jesus' death on the cross. Other synonyms might include "the Atonement," "the Crucifixion," or simply "the Passion".