Gevurot Meyruach Hakodesh 23:21
Gevurot Meyruach Hakodesh 23:21 TOJB2011
Therefore, you should not be persuaded by them, for more than arba'im anashim are lying in wait for him and these took a shevu'ah upon themselves neither to eat nor to drink until they have assassinated him, and now they are ready, waiting for your consent.