Judges 15:20 KJV
And he judged Israel in the days of the Philistines twenty years.
Judges 15:20, King James Version
In context
19 But God clave an hollow place that was in the jaw, and there came water thereout; and when he had drunk, his spirit came again, and he revived: wherefore he called the name thereof En–hakkore, which is in Lehi unto this day.
20 And he judged Israel in the days of the Philistines twenty years.