Reference for Menachot 185:11

<big><strong>מתני׳</strong></big> הכל סומכין חוץ מחרש שוטה וקטן וסומא ועובד כוכבים והעבד והשליח והאשה

For what purpose do the Rabbis utilize the expression 'his offering'?<span class="x" onmousemove="('comment',' This was interpreted by R. Judah to exclude the heir from the laying on of hands.');">¹²</span> - For the following: 'His offering' [requires the laying on of hands], but not the offering of a gentile.'

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