Went to Talmai. — His maternal grandfather. (See Note on 2 Samuel 3:2-5.) This verse may be considered parenthetical: — The king’s sons came... and wept sore. (“Only Absalom fled and went to... Geshur.”) In this case the omission of “David” in the latter clause of the verse is explained, as the nominative is easily supplied from 2 Samuel 13:36.
For his son every day. — Amnon is certainly the son here meant, for whom David continually mourned until his grief was gradually assuaged by the lapse of time.