LessonsDisliked Acts in Prayer, Part 1: Movement, Clothing, Recitation, and PostureQuiz

The source lists smelling perfume deliberately, fanning oneself with a garment or fan once or twice, turning the fingers of the hands or feet away from Qiblah, leaving the hands off the knees in Ruku, yawning, closing the eyes without a beneficial reason, raising the eyes to the sky, stretching, and other little unnecessary actions.

A useful distinction:
• little unnecessary action can be Makruh;
• excessive action was already taught as an invalidator.

Closing the eyes is not disliked when there is a genuine benefit such as preventing a strong distraction and improving Khushu, as the juristic commentary recognizes.

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Small Actions That Reduce Khushu

Disliked Acts in Prayer, Part 1: Movement, Clothing, Recitation, and Posture

The source lists smelling perfume deliberately, fanning oneself with a garment or fan once or twice, turning the fingers of the hands or feet away from Qiblah, leaving the hands off the knees in Ruku, yawning, closing the eyes without a beneficial reason, raising the eyes to the sky, stretching, and other little unnecessary actions.

A useful distinction:
• little unnecessary action can be Makruh;
• excessive action was already taught as an invalidator.

Closing the eyes is not disliked when there is a genuine benefit such as preventing a strong distraction and improving Khushu, as the juristic commentary recognizes.