וַֽיִּסְפְּדוּ֙ וַיִּבְכּ֔וּ וַיָּצֻ֖מוּ עַד־הָעָ֑רֶב עַל־שָׁא֞וּל וְעַל־יְהוֹנָתָ֣ן בְּנ֗וֹ וְעַל־עַ֤ם יְהוָה֙ וְעַל־בֵּ֣ית יִשְׂרָאֵ֔ל כִּ֥י נָפְל֖וּ בֶּחָֽרֶב׃ (ס)
And they wailed, and wept, and fasted until even, for Saul, and for Jonathan his son, and for the people of the LORD, and for the house of Israel; because they were fallen by the sword.
Jerusalem Talmud Moed Katan
From where for the Patriarch, and for the Chief Judge, and because of bad news? David grasped his garments and tore them3042K. 1:11., etc. 3052K. 1:12.They eulogized, and cried, and fasted for Saul, that is the Patriarch, And for his son Jonathan, that is the Chief Judge, and about the Eternal’s people and the House of Israel, for they fell by the sword; these are bad news306This is the definition of bad news for which one has to mourn. Babli 26a..