'Half' in the Bible

“So we took possession of this land at that time. I gave the territory from Aroer, which is by the valley of the Arnon, along with half of the hill country of Gilead and its cities to the Reubenites and to the Gadites.

“It shall not seem hard to you when you set him free, for he has served you six years with double the service of a hired man; so the Lord your God will bless you in everything you do.

‘Cursed is he who is intimate with his [half] sister, whether his father’s or his mother’s daughter.’ And all the people shall say, ‘Amen.’