Verses with the word hundredfold in the Old Testament (2 verses):

Genesis 26:12
Then Isaac sowed in that land, and received in the same year an hundredfold: and the LORD blessed him.

2 Samuel 24:3
And Joab said unto the king, Now the LORD thy God add unto the people, how many soever they be, an hundredfold, and that the eyes of my lord the king may see it: but why doth my lord the king delight in this thing?