וְיֵה֗וּא יָצָא֙ אֶל־עַבְדֵ֣י אֲדֹנָ֔יו וַיֹּ֤אמֶר לוֹ֙ הֲשָׁל֔וֹם מַדּ֛וּעַ בָּֽא־הַמְשֻׁגָּ֥ע הַזֶּ֖ה אֵלֶ֑יךָ וַיֹּ֣אמֶר אֲלֵיהֶ֔ם אַתֶּ֛ם יְדַעְתֶּ֥ם אֶת־הָאִ֖ישׁ וְאֶת־שִׂיחֽוֹ׃
耶戶出來,到他主人的臣僕那裡。有人問他:「一切平安嗎?這個瘋子為甚麼來找你?」他對他們說:「你們是認識這個人的,也知道他說的是甚麼話。」
Rashi
“You know the man.” You recognize the man, that he is insane.5Occasionally, prophets under the influence of prophecy lost control of themselves and acted strangely.—Metzudas Dovid. See I Shmuel 19:24. Also, followers of the Baal were making these derogatory remarks about the prophet.—Radak