Abdullah bin Shaqiq reported,

I was ill in Persia, so I used to pray sitting down. I asked Ayesha about this, and she said, "The Messenger of Allah ﷺ used to pray for long stretches at night while standing," and she went on to mention the rest of the hadith.

Muslim 1701

Sahih

و حدثنا محمد بن المثنى حدثنا محمد بن جعفر حدثنا شعبة عن بديل

عن عبد الله بن شقيق قال

كنت شاكيا بفارس فكنت أصلي قاعدا فسألت عن ذلك عائشة فقالت كان رسول الله ﷺ يصلي ليلا طويلا قائما فذكر الحديث

مسلم 1701صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Travelers' prayer and its shortening
Chapter
Permissibility of voluntary prayer standing and sitting, and performing part of a rakat standing and part sitting
Numbering
Darussalam 1701
Muslim 1701