Muhammad bin Ibrahim bin al-Harith محمد بن إبراهيم بن الحارث · The Book of Purification

"The Messenger of Allah said: 'Actions are only done with intentions, and every man shall have what he intended. Thus he whose emigration was for Allah and His Messenger, his emigration was for Allah and His Messenger, and he whose emigration was to achieve some worldly benefit or to take some woman in marriage, his emigration was for that which he intended."

"We were with the Prophet (ﷺ) on a journey, and he tapped me on the back with a stick he had with him, then he turned off (route) and I turned off with him until he came to such and such an area. Then he made his camel stop and went away until he disappeared from me, then he came back and said: 'Do you have water with you?' I had a water skin with me, so I brought it…

"When any one of you wakes from sleep to perform Wudu', then let him sniff water in his nose and blow it out three times, for the Shaitan spends the night on his nose."