'Grandfather' in the Bible
And there was the LORD, standing above it and telling Jacob, "I am the LORD God of your grandfather Abraham. I'm Isaac's God, too. I'm giving you and your descendants the ground on which you're sleeping.
"Don't be afraid," David reassured him, "because I'm going to show gracious love to you in memory of your father Jonathan. I'm going to restore to you all the land that belonged to your grandfather Saul, and you'll always have a place at my table!"
Under the influence of wine, Belshazzar ordered that the gold and silver vessels his grandfather Nebuchadnezzar had taken from the Temple in Jerusalem be brought in so the king, his officials, his wives, and his mistresses could drink from them.
There's a man in your kingdom in whom dwells the spirit of the holy gods. During your grandfather's reign, he was found to have insight, intelligence, and wisdom, like that of the gods. Your grandfather, King Nebuchadnezzar your kingly predecessor appointed him to be chief administrator over the magicians, enchanters, Chaldeans, and astrologers,
Then Daniel was brought before the king. The king spoke up and told Daniel, "So you are Daniel, one of the Judean exiles whom my grandfather the king brought from Judah!
Your majesty, the Most High God gave your grandfather Nebuchadnezzar sovereignty, as well as greatness, glory, and splendor.