“A man after His own heart”
But now your kingdom will not endure; the LORD has sought a man after His own heart and appointed him ruler over His people, because you have not kept the command of the LORD. (1 Samuel 13:14 BSB)
What it sounds like today
A glowing character reference calling David uniquely godly.
The cultural key
The famous phrase is usually taken as praise of David's exceptional devotion, but its setting is the rejection of Saul for disobedience, so the contrast is the point. 'A man after His own heart' means a ruler of God's own choosing, one whose loyalty aligns with God's will, precisely where Saul's did not. It is not a claim that David would prove sinless (he did not), but that he would keep faith with the LORD's purposes. The New Testament repeats the phrase when summarizing David's kingship.
Recovered meaning
The line contrasts David not with other saints but with disobedient Saul: he is the king God chooses and who stays loyal to God's aims. 'After God's own heart' is about allegiance and calling, not a flawless record.