ثَقِفْنَا • (ṯaqifnā) (form I)
ثَقُفْنَا • (ṯaqufnā) (form I)
ثُقِفْنَا • (ṯuqifnā) (form I)
ثَقَّفْنَا • (ṯaqqafnā) (form II)
ثُقِّفْنَا • (ṯuqqifnā) (form II)