How does the Old Testament relate to Christ's sacrifice?

The Old Testament sacrificial system serves as a vital precursor to understanding the significance of Christ’s ultimate sacrifice. The repeated animal sacrifices were divinely instituted, highlighting humanity's need for atonement and foreshadowing the coming of a final, perfect sacrifice. As stated in Hebrews, these sacrifices were mere shadows of good things to come, indicating that they lacked the power to remove sins. In contrast, Christ’s offering fulfills all the types and shadows of the Old Testament, culminating in a new covenant through His blood, which grants true remission of sins once and for all.