1 Sam 23:22

לְכוּ־נָ֞א הָכִ֣ינוּ ע֗וֹד וּדְע֤וּ וּרְאוּ֙ אֶת־מְקוֹמוֹ֙ אֲשֶׁ֣ר תִּֽהְיֶ֣ה רַגְל֔וֹ מִ֥י רָאָ֖הוּ שָׁ֑ם כִּ֚י אָמַ֣ר אֵלַ֔י עָר֥וֹם יַעְרִ֖ם הֽוּא׃

Please go and prepare further. Investigate and watch carefully where he goes and who has seen him there, for I am told that he is extremely cunning.