What is a sutrah?

A sutrah is an object placed in front of you when you pray, like a wall, pillar, bag or chair, that marks the edge of your prayer space. It keeps people from walking right in front of you, and most scholars say using one is a recommended sunnah, not an obligation.

What the Prophet ﷺ did

The Prophet ﷺ said, "When one of you prays, let him pray facing a sutrah and get close to it" (Sunan Abi Dawud 698). When he went out to pray in open ground on Eid, a spear was planted in front of him and he prayed facing it, with the people behind him (Sahih al-Bukhari 494). He described the right size as something like the back rest of a camel saddle, roughly 30–50 cm high (Sahih Muslim 499).

So a sutrah doesn't need to be anything special. It's a simple, practical marker.

What can I use?

A wall, pillar or the back of a sofa
A backpack, handbag or briefcase
A chair, a box or a stack of books
The top edge of a prayer mat, if nothing else is around (some scholars accept a line or the mat itself)

Place it close, about a small step in front of where you prostrate. In a hotel or at the office, praying facing a wall or the end of a bed usually solves it. See How do I pray in a hotel room?

Is it obligatory?

The majority of scholars, including the four schools, say a sutrah is recommended (sunnah), and that your prayer is valid without one. A minority, including some later Hanbali and hadith-focused scholars, say it is obligatory when you can easily get one. The Hanafi and Maliki schools mainly stress it when you pray where people may pass. Either way, the prayer itself is not invalid if you forget.

In congregation

When you pray behind an imam, you don't need your own sutrah. The imam's sutrah counts for everyone behind him. Ibn Abbas once rode a donkey past part of the rows while the Prophet ﷺ was leading the prayer, and no one objected (Sahih al-Bukhari 76). When you pray alone, though, especially at university, work or in a busy mosque, put something in front of you. See Can I pray in the university library?

Why it matters

A sutrah protects your focus by limiting your gaze and stopping distractions, and it protects others, because walking in front of someone praying is a serious sin. It also gives people a clear line they can pass behind without worry.

Key points

A sutrah is any object marking the front of your prayer space.
About saddle-back height (30–50 cm) is ideal; a bag or chair works.
Most scholars say it is sunnah, not obligatory.
The imam's sutrah covers everyone praying behind him.

Tip: Make your backpack your sutrah habit. When you're out and about, drop it in front of your mat before you start. No mat? See Do I need a prayer mat to pray?