Margaret Davies was born on 19 March 1757 in Hanover County, Virginia according to the referenced Find A Grave Memorial. She was the daughter of Rev. Samuel Davies and Jane (Holt) Davies.
Margaret married William Poage and they had the following known children:
John Davies Poage (1777 -1815)
Mary Poage (1778-1859), married john Warwick (1763-1814)
George Washington Poage (1781-1850)
James R Poage (1784-1850)
Thomas Poage (1786 - 1816)
Elizabeth Rebecca Poage (1792-1854), married John Hill
Margaret died on 1843 in Hillsboro, Pocahontas, West Virginia and was buried at the Oak Grove Cemetery in Hillsboro,[1]
https://www.wikitree.com/wiki/Davies-2677