From Sahih Bukhari (Hadith 3216):
Narrated Abu Huraira:I heard the Prophet (ﷺ) saying, "Who ever spends a couple (of objects) in Allah's cause, will be called by the Gatekeepers of Paradise who will say, "O so-and-so, come on!" Abu Bakr said, "Such a person will never perish or be miserable' The Prophet (ﷺ) said, "I hope you will be among such person
Reference: Bukhari 3216