This may not be knowable; when Job complained about his treatment God responded that, as a human, Job's perspective was limited, and what God knows is right may not make sense to a mortal.
There are, however, speculations. Satan (or "an adversary," depending on how one reads it) was given permission to test Job with suffering, so his misfortunes can be seen as God trying to prove whether or not Job would remain holy under adverse circumstances.
There is also a Jewish legend that Job was an adviser of Pharaoh. Pharaoh expressed his desire to kill the newborn Jewish boys; Job was opposed to the idea, but did not speak up in protest. As a result, God punished him.
The Bible does not tell us who the parents of Job were.
What were the names of job's children in the bible
No, there are not any mention of the names of Job's sisters in the Bible. Job was a prophet and there is a book of the Bible named after him.
Job in the Bible did build the pyramid but with help from his workers
Yes, Job is in the Old Testament of the Bible just before Psalms.
Job was born in 980.
In the bible, Solomon was the king of Israel.
The Bible only records that Job had one wife, and her name is not given.
Job's siblings are not named in the Bible.
JOB
Job
Job.