'Holy' in the Bible

'And to the messenger of the assembly in Philadelphia write: These things saith he who is holy, he who is true, he who is having the key of David, he who is opening and no one doth shut, and he shutteth and no one doth open!

And the four living creatures, each by itself severally, had six wings, around and within are full of eyes, and rest they have not day and night, saying, 'Holy, holy, holy, Lord God Almighty, who was, and who is, and who is coming;'

and they were crying with a great voice, saying, 'Till when, O Master, the Holy and the True, dost Thou not judge and take vengeance of our blood from those dwelling upon the land?'

and the court that is without the sanctuary leave out, and thou mayest not measure it, because it was given to the nations, and the holy city they shall tread down forty-two months;

he also shall drink of the wine of the wrath of God, that hath been mingled unmixed in the cup of His anger, and he shall be tormented in fire and brimstone before the holy messengers, and before the Lamb,

'Be glad over her, O heaven, and ye holy apostles and prophets, because God did judge your judgment of her!'

Happy and holy is he who is having part in the first rising again; over these the second death hath not authority, but they shall be priests of God and of the Christ, and shall reign with him a thousand years.

and I, John, saw the holy city -- new Jerusalem -- coming down from God out of the heaven, made ready as a bride adorned for her husband;

and he carried me away in the Spirit to a mountain great and high, and did shew to me the great city, the holy Jerusalem, coming down out of the heaven from God,

And he said to me, 'These words are stedfast and true, and the Lord God of the holy prophets did send His messenger to shew to His servants the things that it behoveth to come quickly:

and if any one may take away from the words of the scroll of this prophecy, God shall take away his part from the scroll of the life, and out of the holy city, and the things that have been written in this scroll;'