A covenant is commonly used to describe a formal and serious agreement or contract between two parties, usually involving God and humans. It is a binding agreement that establishes responsibilities and commitments for both parties. Secrets" generally implies hidden or confidential information. In a religious or spiritual context, it might refer to deeper, esoteric knowledge or insights that are not readily apparent and may require special understanding or revelation. Sacrifice in a religious context often involves the offering of something valuable to a deity as an act of devotion or worship.
Covenant secrets of sacrifice could potentially refer to hidden or profound understandings related to the act of sacrifice within the context of a covenant or agreement with the divine. This might include insights into the spiritual significance, purpose, and transformative power of sacrificial acts within a religious covenant.