What is the referent of the -hu suffix in wa-staghfirhu?

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

• Allah, referenced in rabbika and naṣr Allāh
• The groups denoted by afwājan
• The plural people of al-nās
• Al-fatḥ regarded as a distinct person