The Prophet Muhammad ﷺ said:
Actions are but by intentions, and everyone will have what he intended. So whoever migrated to Allah and His Messenger, he migrated to Allah and His Messenger. But whoever migrated for some worldly benefit, or to take a woman in marriage, then his migration was only to what he migrated to.
Al-Bukhāri, Muslim and others.
Also read
It is reported that Imām Aḥmad b. Ḥanbal – Allāh have mercy on him – said: Al-Shāfi’ī saw me sitting in his circle, and there was some ink on my shirt I was trying to hide. He said, “Young man, why are you hiding it? Having ink on ones clothes is a sign of lofty […]
It is reported that Imām Abū Dāwūd Al-Sijistānī – Allah have mercy on him – said: Aḥmad b. Ḥanbal never used to involve himself in the things of this world that people involved themselves in; but when knowledge was mentioned, he would speak. Ibn Al-Jawzī Ṣifatu Al-Ṣafwah 2:519. It is reported that Al-Ḥusayn b. Muḥammad […]
It is reported that Al-Aswad [b. Yazīd Al-Nakha’ī] used to complete the recitation of the Quran in Ramadan every two nights; sleeping between al-maghrib and al-‘ishā. Outside of Ramaḍān, he used to complete a recitation every six nights. Abū Nu’aym, Ḥilyatu Al-Awliyā` 1:250. It is related from Al-Rabī’ b. Sulaymān, “Muḥammad b. Idrīs Al-Shāfi’ī used […]