Why is tawāṣaw repeated with truth and patience?

Supplementary Practice 19: Comparative Rhetorical Analysis of Sūrat al-ʿAṣr and al-Takāthur

• To give distinct emphasis to mutual exhortation toward truth and patience
• To cancel the first instance of exhortation
• Because the two complements are variant pronunciations of one word
• Because the first is past and the second imperfect