Which complete verse of al-Kāfirūn occurs twice verbatim?

Supplementary Practice 22: Comparative Rhetorical Study of Sūrat al-Kāfirūn and al-Naṣr

• Wa-lā antum ʿābidūna mā aʿbud (verses 3 and 5)
• Lā aʿbudu mā taʿbudūn (verses 2 and 4)
• Lakum dīnukum wa-liya dīn (verses 1 and 6)
• Qul yā ayyuhā al-kāfirūn (verses 1 and 3)