Matthew Henry on 2 Samuel 9:9–end
The matter is here settled concerning Mephibosheth. 1. This grant of his father's estate is confirmed to him, and Ziba called to be a witness to it (Sa2 9:9); and, it should seem, Saul had a very good estate, for his father was a mighty man of substance (Sa1 9:1), and he had fields and vineyards to bestow, Sa1 22:7. Be it ever so much, Mephibosheth is now master of it all. 2. The management of the estate is committed to Ziba, who knew what it was and how to make the most of it, in whom, having been his father's servant, he might confide, and who, having a numerous family of sons and servants, had hands sufficient to be employed about it, Sa2 9:10. Thus Mephibosheth is made very easy, having…
Read the whole note in the consoleJamieson-Fausset-Brown on 2 Samuel 9:12
Mephibosheth had a young son, whose name was Micah--Whether born before or after his residence in Jerusalem, cannot be ascertained. But through him the name and memory of the excellent Jonathan was preserved (see Ch1 8:34-35; Ch1 9:40-41).
Next: 2 Samuel Chapter 10
Adam Clarke on 2 Samuel 9:11
So shall thy servant do - The promises of Ziba were fair and specious, but he was a traitor in his heart, as we shall see in the rebellion of Absalom, and David's indulgence to this man is a blot in his character; at this time however he suspected no evil; circumstances alone can develope the human character. The internal villain can be known only when circumstances occur which can call his propensities into action; till then he may be reputed an honest man.
John Gill on 2 Samuel 9:12
And Mephibosheth had a young son, whose name was Micha,.... What his age was is not said from him sprung a progeny of several generations, 1 Chronicles 8:34,
and all that dwelt in the house Ziba were servants to Mephibosheth; his sons and his servants.
Keil & Delitzsch on 2 Samuel 9:11–end