'Once' in the Bible

Then they were willing to take Him on board, and at once the boat was at the shore where they were heading.

Doesn’t the Scripture say that the Messiah comes from David’s offspring and from the town of Bethlehem, where David once lived?”

If God is glorified in Him, God will also glorify Him in Himself and will glorify Him at once.

But one of the soldiers pierced His side with a spear, and at once blood and water came out.