In Hanafi fiqh, ghusl remains incomplete if mouth rinsing or nasal rinsing was omitted, even if the rest of the body was washed.
When the omitted obligation is completed, previously washed areas do not have to be repeated merely for sequence.
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If an Obligatory Part Is Missed
Ghusl: Obligations, Sunnah Procedure and Braided Hair
In Hanafi fiqh, ghusl remains incomplete if mouth rinsing or nasal rinsing was omitted, even if the rest of the body was washed.
When the omitted obligation is completed, previously washed areas do not have to be repeated merely for sequence.