covenant (n.) Look up covenant at Dictionary.com
c.1300, from Old French covenant "agreement," originally present participle of covenir "agree, meet," from Latin convenire "come together" (see convene). Applied in Scripture to God's arrangements with man as a translation of Latin testamentum, Greek diatheke, both rendering Hebrew berith (though testament also is used for the same word in different places).
covenant (v.) Look up covenant at Dictionary.com
c.1300, from covenant (n.). Related: Covenanted; covenanting. Covenanter (1638) was used especially in reference to Scottish Presbyterians who signed the Solemn League and Covenant (1643) for the defense and furtherance of their cause.