أَشْهَدُ أَنْ لَا إِلَهَ إِلَّا اللَّهُ وَحْدَهُ لَا شَرِيكَ لَهُ، وَأَشْهَدُ أَنَّ مُحَمَّدًا عَبْدُهُ وَرَسُولُهُ
Purpose Renew faith after completing ablution.
When to Use Read this after completing wudu.
Source Sahih Muslim

Transliteration

Ashhadu an la ilaha illallah wahdahu la sharika lah, wa ashhadu anna Muhammadan `abduhu wa rasuluh.

Meaning

I bear witness that none has the right to be worshipped except Allah alone with no partner, and I bear witness that Muhammad is His servant and messenger.