Is it permitted to pass gas during prayer when wearing tefillin?

If one passes gas during prayer and the smell lingers, where does one resume prayer after the smell dissipates?

5 opinions

If one urgently needs to pass gas during prayer and cannot hold back, must one walk backward four cubits before doing so?

5 opinions

Is it permitted to pass gas at all during prayer, or must one hold back even at the cost of discomfort?

3 opinions

Must one walk specifically backward (not sideways or forward) when retreating four cubits to pass gas during prayer?

3 opinions

May the 'Master of the World' prayer (Ribon HaOlamim) be recited in the middle of the Amidah after passing gas and retreating?

2 opinions

After passing gas and reciting Ribon HaOlamim, does one return to one's prayer spot before or after reciting the prayer?

2 opinions

What is the halakhic sign of passing gas from below ('from below') versus sneezing from the nose ('from above') during prayer?

3 opinions across 3 eras