Three years - More strictly, not much more than two years (compare 1 Kings 15:1, 1 Kings 15:9). Any part of a year may, however, in Jewish reckoning, be taken as a year.
His mother’s name was Maachah - Or Michaiah, according to the present reading of marginal reference.
The daughter of Abishalom - Absalom seems to have had but one daughter, Tamar 2 Samuel 14:27, so that Maachah must have been, not his daughter, but his grand-daughter. Her father (see the margin) was Uriel of Gibeah whom, therefore, Tamar married. Maachah took her name from her great-grandmother 2 Samuel 3:3.