10 Now his father went down to see the woman. And there Samson held a feast, as was customary for young men.

Read Judges 14:10 Using Other Translations

So his father went down unto the woman: and Samson made there a feast; for so used the young men to do.
His father went down to the woman, and Samson prepared a feast there, for so the young men used to do.
As his father was making final arrangements for the marriage, Samson threw a party at Timnah, as was the custom for elite young men.