Passage
And David rose up early in the morning, and left the sheep with a keeper, and took, and went, as Jesse had commanded him; and he came to the trench, as the host was going forth to the fight, and shouted for the battle.
And David rose up early in the morning, and left the sheep with a keeper, and took, and went, as Jesse had commanded him; and he came to the trench, as the host was going forth to the fight, and shouted for the battle.
1 Samuel 17:18 And carry these ten cheeses unto the captain of their thousand, and look how thy brethren fare, and take their pledge.
1 Samuel 17:19 Now Saul, and they, and all the men of Israel, were in the valley of Elah, fighting with the Philistines.
1 Samuel 17:20 And David rose up early in the morning, and left the sheep with a keeper, and took, and went, as Jesse had commanded him; and he came to the trench, as the host was going forth to the fight, and shouted for the battle.
1 Samuel 17:21 For Israel and the Philistines had put the battle in array, army against army.
1 Samuel 17:22 And David left his carriage in the hand of the keeper of the carriage, and ran into the army, and came and saluted his brethren.
The verse centers on "sheep", "david", "rose", "early", "morning", "left", "keeper", and "took". It is saying that the verse draws attention to "sheep" and "david", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 19's "Now Saul and they and all the..." into verse 21's "For Israel and the Philistines had put...", so "sheep" and "david" belong inside that flow. In 1 Samuel context, the local focus is covenant, worship, and faithfulness.
A plain takeaway is to answer the verse's own emphasis on "sheep" and "david" with trust shaped by these words, not by a vague optimism outside the passage.