Answer:
Hadhrat Abu Hurayra [radhiallaahu anhu] has narrated that Nabi [sallallaahu alayhi wasallam] told him, ‘If you recite Bismillaah Wal Hamdulillaah before commencing Wudhu, the angels shall write reward on your behalf till you remain in the state of Wudhu.
and Allah Ta’ala Knows Best
Mufti Ebrahim Desai