That is his preferred use of his time. When he has time, you find him reading the Bible, meditating on it, reflecting on the law of God. He is intrigued by God's word, never growing weary of it, but increasingly struck by the evidences of its inspiration, the marvelous accuracy of its thought, its stirring concepts. That is the way we ought to be. If you think about it, the very demons believe that the Bible is the Word of God.
Demons are very orthodox.
They know that the Bible should be the rule of faith and life, but they do not do it. Believers so love and delight in the Word of God, that they are eager to apply it to their lives and obey its commandments.