Arcana Coelestia #7642
7642. 'For if you refuse to send them away' means should they fail to leave . . . This is clear from the meaning of 'sending away' as leaving, as often before, so that 'refusing to send away' is being unwilling to leave.
Daniel 4:33
33
The same hour was the thing fulfilled on Nebuchadnezzar: and he was driven from men, and ate grass as oxen, and his body was wet with the dew of the sky, until his hair was grown like eagles' [feathers], and his nails like birds' [claws].