'Forty four' in the Bible

And I heard the number of those who were sealed: a hundred and forty-four thousand were sealed out of all the tribes of the sons of Israel.

And I saw, and behold, the Lamb stood on the mount Zion, and with him a hundred and forty-four thousand, that had his name and his Father's name written in their foreheads.

And they sung a new song before the throne, and before the four living creatures, and the elders: and no one was able to learn the song, but the hundred and forty-four thousand that had been redeemed from the earth.

And he measured the wall of it, a hundred and forty-four cubits, the measure of a man, that is, of an angel.