On 15 Sep 1791 when Tirzah was 16, she married 
Dea. Comfort Knapp, son of 
Amos Knapp (28 Feb 1739-1785) & 
Phebe Nelson (ca 1739-), in Lebanon, Columbia County, New York.
 Born on 12 Jun 1770 in Danbury, CT. Comfort died in Boston, MA, on 18 Aug 1850; he was 80.