'Holy' in the Bible

and we [actually] heard this voice made from heaven when we were together with Him on the holy mountain.

for no prophecy was ever made by an act of human will, but men moved by the Holy Spirit spoke from God.

For it would have been better for them not to have [personally] known the way of righteousness, than to have known it and then to have turned back from the holy commandment [verbally] handed on to them.

that you should remember the words spoken in the past [about the future] by the holy prophets and the commandment of the Lord and Savior given by your apostles [His personally chosen representatives].

Since all these things are to be destroyed in this way, what kind of people ought you to be [in the meantime] in holy behavior [that is, in a pattern of daily life that sets you apart as a believer] and in godliness [displaying profound reverence toward our awesome God],