Numbers: rhetorical devices.
Probably not: no.
Metaphor and similarity can both refer to metaphor, but the former also has metaphorical meaning.
Should the Bible use metaphors?
Objection 1: The Bible seems unable to use metaphor. Metaphor applies to the humblest subject, but it doesn't seem to apply to the most respected Bible. For poetry, the most insignificant subject, it is appropriate to use a variety of metaphors and rhetorical devices, so it is inappropriate to use metaphors in the Bible.