What does "the Book" refer to in this āyah?

Imām Ibn al-Jawzī (d. 597/1201) summarized the scholars' opinions in his book "Zād al-Masīr" as follows:

1. It refers to the Tawrāt. [Majority]
2. It refers to the Qurʾān. Based on this view, this address would not be directed towards the Jews.