"The universal expectation is that the Messiah will be a descendent of David ha-Melech." (Glinert)
"The second source is from Tehillim as David Hamelech reminisces over the difficult period of his life." (source)
"A cursory glance at the pesukim of Shmuel Beis perek 11 seems to portray Dovid Hamelech in a blindingly bad light." (source)
"A failure of morality, not legality: Insights into Dovid HaMelech’s evaluation of the transgression of the sheep thief in Noson HaNovi’s parable." (source)