Sahih Muslim
The Book of Virtue, Good Manners and Joining of the Ties of Relationship (Kitab Al-Birr was-Salat-I-wal-Adab)
Book Number: 032 / Hadith Number: 6343
Abu Huraira reported Allah's Messenger (may peace be upon him) as saying that there was a tree which caused inconvenience to the Muslims; a person came there and cut that (tree) (and thus entered ) Paradise).