ANSWER:

One should not swallow the water as it is not part of the wudu. Simply swirling it minimum once is sufficient for your wudu to be valid and do not let shaytan play with your mind.

During ghusl while rinsing the mouth is it obligatory that water gets everywhere in the mouth up to the back of d mouth bcos I use to swallow some amount of water to ensure it reaches everywhere I also suffer from waswas while doing wudhu

Ablution (Wudhu) |