'Three' in the Bible

Seven sons and three daughters were born to him.

His sons used to go [in turn] and feast in the house of each one on his day, and they would send word and invite their three sisters to eat and drink with them.

While he was still speaking, another [messenger] also came and said, “The Chaldeans formed three bands and made a raid on the camels and have taken them away and have killed the servants with the edge of the sword, and I alone have escaped to tell you.”

Now when Job’s three friends heard of all this adversity that had come upon him, each one came from his own place, Eliphaz the Temanite, Bildad the Shuhite, and Zophar the Naamathite; for they had made an appointment together to come to sympathize with him and to comfort him.

So these three men ceased answering Job, because he was righteous in his own eyes [and could not be persuaded otherwise by them].

Elihu’s anger burned against Job’s three friends because they had found no answer [and were unable to determine Job’s error], and yet they had condemned Job and declared him to be in the wrong [and responsible for his own afflictions].

And when Elihu saw that there was no answer in the mouths of these three men, he burned with anger.

[Elihu comments,] “Behold, God does all these things twice, yes, three times, with a man,

He had seven sons and three daughters.