'Indeed' in the Bible

Fear nothing that you are about to suffer. Be aware that the devil is about to throw some of you into prison, that you may be tested [in your faith], and for ten days you will have tribulation. Be faithful to the point of death [if you must die for your faith], and I will give you the crown [consisting] of life.

Behold, I stand at the door and knock! If anyone hears my voice and opens the door, indeed I will come in to him and dine with him, and he with me.

And their dead bodies are to lie in the broad street of the great city which spiritually is designated 'Sodom' and 'Egypt,' where indeed their Lord was crucified.

Then I heard [the distinct words of] a voice from heaven, saying, “Write, ‘Blessed (happy, prosperous, to be admired) are the dead who die in the Lord from now on!’” “Yes, [blessed indeed],” says the Spirit, “so that they may rest and have relief from their labors, for their deeds do follow them.”