Mephibosheth had a young son; either, first, Before he was discovered and brought to the king; and then David seems guilty of a great error in forgetting his dear Jonathan so long; although his long and continued wars, both civil and foreign, might afford him some excuse, as filling his mind and time with business of another nature. Or, secondly, After that time; for there is nothing here which determines when this son was born. Whose name was Micha; who also had other children and grandchildren, to keep up the name and memory of worthy and famous Jonathan. See 1 Chronicles 8:34,35 1 Chronicles 9:40,41.
Related Commentaries of 2 Samuel 9:12
2 Samuel 9:12
12 And Mephibosheth had a young son, whose name was Micha. And all that dwelt in the house of Ziba were servants unto Mephibosheth.