'Indeed' in the Bible

Now God indeed raised the Lord and he will raise us by his power.

Were you called as a slave? Do not worry about it. But if indeed you are able to be free, make the most of the opportunity.

Indeed, the spirits of the prophets are subject to the prophets,

Also, we are found to be false witnesses about God, because we have testified against God that he raised Christ from the dead, when in reality he did not raise him, if indeed the dead are not raised.