Dear Kanwaljit Kaur ji
Welcome to this forum and I hope you will enjoy your visit here
The file you are looking for is as follows
Laavaan in Devanagari
Four stanzas generally known as Laavaan are recited to perform marriage among the Sikhs. On pages 773-774 of Siri Guru Granth Sahib. Author Guru Ram Das In PDF FORMAT http://www.gurdwaramidhudson.org/gur...Devanagari.pdf In Microsoft Format http://www.gurdwaramidhudson.org/gur...Devanagari.zip
I hope it will help but it case there is problem in downloading just give your email address I mail you as attachment
Akal Sahai
Jatinder Singh