The Hebrew noun amanah derives from the root meaning faithfulness and firmness. It denotes a binding agreement, covenant, or sure promise — something established on the bedrock of mutual trust. It appears in Nehemiah 10:1 to describe the sealed covenant that the returned exiles made with God, pledging to walk in obedience.
Amanah captures the legal and relational weight of covenant. Unlike a casual agreement, a covenant in Israel was a solemn binding of parties before God. The renewed covenant in Nehemiah represents the community's corporate response to grace. God's covenant is always an amanah — unbreakably sure.