'Slow' in the Bible

Then Moses said to the Lord, “Please, Lord, I am not a man of words (eloquent, fluent), neither before nor since You have spoken to Your servant; for I am slow of speech and tongue.”

Then the Lord passed by in front of him, and proclaimed, “The Lord, the Lord God, compassionate and gracious, slow to anger, and abounding in lovingkindness and truth (faithfulness);