'Heaven' in the Bible

Inasmuch, then, as we have in Jesus, the Son of God, a great High Priest who has passed into Heaven itself, let us hold firmly to our profession of faith.

It was needful therefore that the copies of the things in Heaven should be cleansed in this way, but that the heavenly things themselves should be cleansed with more costly sacrifices.

For not into a Holy place built by men's hands--a mere copy of the reality--did Christ enter, but He entered Heaven itself, now to appear in the presence of God on our behalf.

to the great festal gathering and Church of the first-born, whose names are recorded in Heaven, and to a Judge who is God of all, and to the spirits of righteous men made perfect,

Be careful not to refuse to listen to Him who is speaking to you. For if they of old did not escape unpunished when they refused to listen to him who spoke on earth, much less shall we escape who turn a deaf ear to Him who now speaks from Heaven.

His voice then shook the earth, but now we have His promise, "Yet again I will, once for all, cause not only the earth to tremble, but Heaven also."