David therefore besought God for the child; and David fasted, and went in, and lay all night upon the earth.
Nathan delivered his message and went home to pray, and God magnified his word by striking the child. David's fasting and lying on the earth proved the truth of his repentance; he was willing to bear the shame of his sin continually before him and before others.
AI summary
Commenting on 2 Samuel 12:15-25
And the elders of his house arose, and went to him, to raise him up from the earth,.... To persuade him to rise up, and sit upon a seat, and go to bed, after having taken some food; these were some of the chief officers at court, and had the management of the affairs of his household: but he would not; they could not persuade...
David therefore besought God for the child; and David fasted, and went in, and lay all night upon the earth. (i) That is, to his private chamber.