'O God' in the Bible

And they sang a new song [of glorious redemption], saying,“Worthy and deserving are You to take the scroll and to break its seals; for You were slain (sacrificed), and with Your blood You purchased people for God from every tribe and language and people and nation.

And she gave birth to a Son, a male Child, who is destined to rule (shepherd) all the nations with a rod of iron; and her Child was caught up to God and to His throne.