At least...

At least, her place of Sajdah should be in line with his knees, when he is in Sajdah. If a woman stands in line with a man, or in front of him in prayer and both of them begin the prayer together, they should, as an obligatory precaution, repeat their prayers. And the same applies if one of them starts earlier than the other.

If a man and a woman are standing side by side inSalat, or woman is in front, but there is a wall, curtain, or something else separating them, so that they cannot see each other, the prayers of both of them are in order. Similarly, the prayers of both will be valid if the distance between them is more than ten cubits. The sixth condition: The place where a person places his…