Sunan Ibn Majah
3916
Sahih+3

It was narrated from Ibn ‘Abbas that the Messenger of Allah (ﷺ) said:“Whoever tells of a false dream, will be ordered (on the Day of Resurrection) to tie two grains of barley together, and he will be punished for that.”

SahihAl-Albani
SahihMuhammad Fouad Abd al-Baqi