'Hour' in the Bible

These people are not drunk, as you assume, since it is [only] the third hour of the day (9:00 a.m.);

Now Peter and John were going up to the temple at the hour of prayer, the ninth hour (3:00 p.m.),

About the ninth hour (3:00 p.m.) of the day he clearly saw in a vision an angel of God who had come to him and said, “Cornelius!”

The next day, as they were on their way and were approaching the city, Peter went up on the roof of the house about the sixth hour (noon) to pray,

Cornelius said, “Four days ago to this hour, I was praying in my house during the ninth hour (3:00-4:00 p.m.); and a man [dressed] in bright, dazzling clothing suddenly stood before me,

And he took them that very hour of the night and washed their bloody wounds, and immediately he was baptized, he and all his household.

Then summoning two of the centurions, he said, “Have two hundred soldiers ready by the third hour of the night (9:00 p.m.) to go as far as Caesarea, with seventy horsemen and two hundred spearmen;