'Hour' in the Bible

Be mindful, therefore, of the lessons you have received and heard. Continually lay them to heart, and repent. If, however, you fail to rouse yourself and keep awake, I shall come upon you suddenly like a thief, and you will certainly not know the hour at which I shall come to judge you.

Because in spite of suffering you have guarded My word, I in turn will guard you from that hour of trial which is soon coming upon the whole world, to put to the test the inhabitants of the earth.

When the Lamb broke the seventh seal, there was silence in Heaven for about half an hour.

And the four angels who had been kept in readiness for that hour, day, month, and year, were set at liberty, so that they might kill a third part of mankind.

And another, an angel, came out of the sanctuary, calling in a loud voice to Him who sat on the cloud, and saying, "Use your sickle and reap the harvest, for the hour for reaping it has come: the harvest of the earth is over-ripe."

"And the ten horns which you have seen are ten kings who have not yet come to the throne, but for a single hour they are to receive authority as kings along with the Wild Beast.

while they stand afar off because of their terror at her heavy punishment, and say, 'Alas, alas, thou great city, O Babylon, the mighty city! For in one short hour thy doom has come!'

because in one short hour all this great wealth has been laid waste!' And every shipmaster and every passenger by sea and the crews and all who ply their trade on the sea,

And they threw dust upon their heads, and cried out, weeping aloud and sorrowing. 'Alas, alas,' they said, 'for this great city, in which, through her vast wealth, the owners of all the ships on the sea have grown rich; because in one short hour she has been laid waste!'