Verses with the word freely in the Old Testament (7 verses):

Genesis 2:16
And the LORD God commanded the man, saying, Of every tree of the garden thou mayest freely eat:

Numbers 11:5
We remember the fish, which we did eat in Egypt freely; the cucumbers, and the melons, and the leeks, and the onions, and the garlick:

1 Samuel 14:30
How much more, if haply the people had eaten freely to day of the spoil of their enemies which they found? for had there not been now a much greater slaughter among the Philistines?

Ezra 2:68
And some of the chief of the fathers, when they came to the house of the LORD which is at Jerusalem, offered freely for the house of God to set it up in his place:

Ezra 7:15
And to carry the silver and gold, which the king and his counsellors have freely offered unto the God of Israel, whose habitation is in Jerusalem,

Psalms 54:6
I will freely sacrifice unto thee: I will praise thy name, O LORD; for it is good.

Hosea 14:4
I will heal their backsliding, I will love them freely: for mine anger is turned away from him.