en_tn/1sa/17/50.md

David defeated ... He hit ... killed ... There was no sword in David's hand

Verse 50 is a summary of David's amazing victory over Goliath. The details about how he hit and killed Goliath are in 1 Samuel 17:49 and 17:51. Some languages do not use summary statements like this. In those situations, translators may restructure the verses as they are in the UDB.

Then David ran and stood over the Philistine

David did this after Goliath fell to the ground in 1 Samuel 17:49.

took his sword

"took the Philistine's sword." Here the word "his" refers to Goliath.