וּפְלִשְׁתִּ֖ים נִלְחָמִ֣ים בְּיִשְׂרָאֵ֑ל וַיָּנֻ֜סוּ אַנְשֵׁ֤י יִשְׂרָאֵל֙ מִפְּנֵ֣י פְלִשְׁתִּ֔ים וַיִּפְּל֥וּ חֲלָלִ֖ים בְּהַ֥ר הַגִּלְבֹּֽעַ׃
Now the Philistines fought against Israel, and the men of Israel fled from before the Philistines, and fell down slain in mount Gilboa.
Rashi on I Samuel
The Philistines were battling with Yisroel. As a person saying, 'Let us go back to the earlier topic.'