Concerning whom was this verse revealed?

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

1. It was revealed about the Jews, as they said ʿUzayr (Ezra) is the son of God. [Ibn ʿAbbās]
2. It was revealed about the Christians of Najran, as they said Jesus is the son of God. [Muqātil]
3. It was revealed about both the Christians and Arab polytheists, as the Christians said Jesus is the son of God, and the polytheists said the angels are His daughters. [Ibrāhīm ibn al-Sarī]
4. It was revealed about the Jews, Christians, and the Arab polytheists. [Al-Thaʿlabī]