Testament

A solemn, authentic instrument in writing, by which a person declares his will as to disposal of his estate and effects after his death.

One of the two distinct revelations of God's purposes toward man; a covenant; also, one of the two general divisions of the canonical books of the sacred Scriptures, in which the covenants are respectively revealed; as, the Old Testament; the New Testament; -- often limited, in colloquial language, to the latter.

a profession of belief; "he stated his political testament"

a legal document declaring a person's wishes regarding the disposal of their property when they die

strong evidence for something; "his easy victory was a testament to his skill"