'Forty four' in the Bible

The sons of Reuben, and the sons of Gad, and half the tribe of Manasseh, (sons of valor, men lifting up shield and sword, and to shoot with bow, and skillful in war), were forty-four thousand, seven hundred and sixty who went out to the war.

And I heard the number of those who were sealed, one hundred and forty-four thousands, having been sealed out of every tribe of the sons of Israel.

And I looked, and lo, the Lamb stood on Mount Zion. And with Him were a hundred and forty-four thousands, having His Father's name written in their foreheads.

And they sang as it were a new song before the throne and before the four living creatures and the elders. And no one could learn that song except the hundred and forty-four thousands who were redeemed from the earth.

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