'O God' in the Bible

Then Adonibezek said, "Three score and ten kings having their thumbs and great toes cut off, gathered their meat under my table wherefore as I have done so God hath done to me again." And they brought him to Jerusalem, and there he died.

And so God brought Jabin the king of Canaan into subjection that day, before the children of Israel.

And Gideon said unto God, "If thou wilt save Israel by my hand as thou hast said:

And Gideon said unto God, "Be not angry with me, that I speak once more; let me prove only once again with the fleece. Let it be dry only upon the fleece, and dew upon all the ground about."

For see, thou shalt conceive and bear a son. And there may no razor or shearers come on his head: for the lad shall be an abstainer unto God, even from the time of his birth. And he shall begin to deliver Israel out of the hands of the Philistines."

And he said unto me, 'Behold, thou shalt be with child and bear a son, and now drink no wine nor strong drink, neither eat any unclean thing: for the lad shall be an abstainer to God even from his birth to the day of his death.'"

And he told her all his heart, and said unto her, "There never came razor nor shears upon mine head, for I have been an abstainer to God even from my mother's womb. If mine hair were cut off, my strength would go from me, and I should wax and be like all other men."

And Samson called unto the LORD, and said, "My Lord Jehovah think upon me, and strengthen me at this time only, O God, that I may be avenged of the Philistines for my two eyes."