It is sufficient and acceptable for a praying person to sit in any manner during Tashahhud, but the Sunnah is to sit upon the left foot and keep his right foot upright except in the prayer which has ...

Whoever joins the obligatory prayer with the Imaam in the final Tashahhud, he should stand after the Imaam concludes the prayer and complete his prayer and he should not sit for Tashahhud except after ...