וְעַתָּ֡ה אַל־יָשֵׂם֩ אֲדֹנִ֨י הַמֶּ֤לֶךְ אֶל־לִבּוֹ֙ דָּבָ֣ר לֵאמֹ֔ר כָּל־בְּנֵ֥י הַמֶּ֖לֶךְ מֵ֑תוּ כִּֽי־אִם־אַמְנ֥וֹן לְבַדּ֖וֹ מֵֽת׃ (פ)
Now therefore let not my lord the king take the thing to his heart, to think that all the king’s sons are dead; for Amnon only is dead.’
Read kabbalistic (mystical) interpretation of II Samuel 13:33: and classical mystical sources.