1- Shutting one's eyes

2- Playing with one's fingers and hands

3- Keeping silent in order to listen to a conversation

4- Committing any act which disturbs humility

5- Turning one's face slightly to the left or right (and if one turns their face completely to the left or right, their prayers will be void)

Q575: Is it allowable that one says "wa ajjil farajahum" (and hasten their advent) after pronouncing the blessing "Salawat" upon the Prophet (PBUH) in the testimony (Tashahud) of daily prayers?

A: As an obligatory precaution, it must be avoided.

Q576: Will one's prayer be valid if while praying, they shut their eyes in order to concentrate more on their praying?

A: Their prayer will be valid.