Individual Details

He does have a pension file which is downloaded on Ancestry
Not at all sure about the children

Here are some possible hints
https://wc.rootsweb.com/cgi-bin/igm.cgi?op=DESC&db=leslienutbrown&id=I1796

Birth	18 Mar 1759	Andover, Essex, Massachusetts
Marriage	26 Oct 1781	Esther Eastman
Death	1 Jan 1834	Sherbrooke, Estrie, Quebec, Canada

Spouse	Esther Eastman (1761 - 1846)
Child	Esther Abbott (1782 - 1869)
Child	Polly Abbott (1784 - 1859)
Child	Anna Abbott (1785 - 1822)
Child	Lydia Abbott (1790 - )
Child	Susan Abbott (1792 - 1840)
Child	Sarah Abbott (1793 - 1861)
Child	Patti Abbott (1794 - )
Child	Sophia Abbott (1795 - 1887)
Child	Ebenezer Abbott (1800 - 1890)
Child	Phebe Abbott (1802 - 1851)
Child	Samuel Eastman Abbott (1804 - 1872)

Father	Ebenezer Abbott (1731 - 1771)
Mother	Lydia Farrington (1735 - 1777)
Sibling	Hannah Abbott (1752 - 1816)
Sibling	Lydia Abbott (1754 - 1775)
Sibling	Ebenezer Abbott (1757 - 1803)
Sibling	Jethro Abbott (1761 - 1764)
Sibling	Theodore Abbott (1763 - 1764)
Sibling	Sarah Abbott (1765 - 1856)

Notes