Another clue may come from the meaning of the name Zerubbabel: The name Zerubbabel consists of two parts. The second part of this name is obviously the same as the Hebrew word for Babel / Babylon. The origin of the first part is a bit of a mystery.
Insubordination is generally a punishable offense in hierarchical organizations which depend on people lower in the chain of command doing what they are expected to do.
insolence - an offensive disrespectful impudent act. offense, offensive activity, discourtesy, offence - a lack of politeness; a failure to show regard for others; wounding the feelings or others.