Jabir (May Allah be pleased with him) reported:
The Messenger of Allah (ﷺ) was asked: "Which Salat is the best?" He replied, " The best Salat is that in which Qiyam (the duration of standing) is longer."[Muslim]. (RU)
App reference (RU): Book 9, Hadith 186 (RU)
Arabic/English book reference (RU): Book 9, Hadith 1176 (RU)