'Rejoice' in the Bible

yea, if in truth and in sincerity ye have acted with Jerubbaal and with his house this day, rejoice ye in Abimelech, and he doth rejoice -- even he -- in you;

and the princes of the Philistines have been gathered together to sacrifice a great sacrifice to Dagon their god, and to rejoice; and they say, 'Our god hath given into our hand Samson our enemy.'