Passage
And Saul said to him, “Whose son are you, young man?” And David answered, “I am the son of your servant Jesse the Bethlehemite.”
And Saul said to him, “Whose son are you, young man?” And David answered, “I am the son of your servant Jesse the Bethlehemite.”
1 Samuel 17:56 And the king said, “You inquire whose son the youth is.”
1 Samuel 17:57 So when David returned from striking down the Philistine, Abner took him and brought him before Saul with the Philistine’s head in his hand.
1 Samuel 17:58 And Saul said to him, “Whose son are you, young man?” And David answered, “I am the son of your servant Jesse the Bethlehemite.”
The verse centers on "saul", "said", "whose", "young", "david", "answered", "servant", and "jesse". It is saying that the verse draws attention to "saul" and "said", so its meaning should be read from those terms before moving to application.
The prior verse says "So when David returned from striking down...", giving immediate footing for "saul" and "said". In 1 Samuel context, the local focus is covenant, worship, and faithfulness.
A plain takeaway is to answer the verse's own emphasis on "saul" and "said" with trust shaped by these words, not by a vague optimism outside the passage.