Once Upon a time there was a powerful demon (Rakshas). He was also king of Demon. His name was Rakshas "Jalandhar". This demon was such a powerful that he even defeated god. He started doing his notorious habbit day by day. He destroyed Yagna(holy firing), Living home, Kutis of many sages, Rishi, bhaktas. Sages was very tired due to his notorious habbit.
The demon JalandharJalandhar
Once Upon a time there was a powerful demon (Rakshas)... wife name was Vrinda. Vrinda was devotee of VishnuVishnu
Vishnu is one of the Supreme Gods of Hindus and is a part of Hindu Trinity,.. but she was sincere to his Demon husband.
Once when demon jalandhar and his wife was discussing in their home. Demon jalandhar said to his wife Vrinda that there is no beautiful women like you in this world. Vrinda said to his husband "If you see wife of ShivaShiva
Shiva is one of the Supreme Gods of Hindu Trinity that ... in Kailash" what will happen to you. What is my beautiness in front of her.
Suddenly demon Jalandhar went Kailash(shiva home) with his evil mind. His intention was to capture Mother ParvatiParvati
After the death of Shiva's first love Sati, Shiva... (Shiva wife).
Demon Jalandhar was Full of his different power. He has power that he can change his body, face duplicate. He can make his duplicate body and face similar to other person. So Demon went Kailash (shiva home) by changing his body similar to Shiva. Demon Jalandhar started walking in Kailash in duplicate form of Shiva.
When demon reach Kailash, Demon saw mother parvati. At same time mother parvati also saw demon.
Suddenly demon fell down in land when demon saw mother parvati in Kailash. Mother parvati became very afraid after seeing Shiva falling down in Land (demon jalandhar in shiva form).
Mata parvati became very nervous and he prayed to Vishnu (narayan). Narayan (vishnu) came in kailash within 1 second when mother parvati prayed to him.
Vishnu saw demon jalandhar. Vishnu said to mother parvati that Mother he is not Shiva. He is demon name Jalandhar who came in duplicate form. Demon came in Kailash with his bad intention.
Mother Parvati became very angry and Order to Vishnu to search "Shiva".
All God including Vishnu, Indra, Pancha mahabhut went out of kailash to search "Shiva"
Vishnu Found Shiva in Kailash mansarovar lake. He was swimming in form of duck. Vishnu, Indra started praying to Shiva. Shiva ask Vishnu intention to visit him in so hurry. Vishnu said all incidents to Shiva about arrival of demon jalandhar in duplicate form of shiva in kailash.
Shiva became very angry and makes his eyes red.
Shiva went to Battle to kill demon Jalandhar. But every time demon Jalandhar was saved with some of the power. The reason behind why Shiva could not win demon jalandhar was Prativrata dharma (chaste) of demon wife Brinda.
After it Shiva order to Vishnu to destroy demon wife vrinda chaste. Vishnu went in vrinda home in form duplicate jalandhar form when her husband was in battle with Shiva.
After it Shiva Killed demon Jalandhar. Vrinda suddenly knew about arrival of Vishnu in duplicate form of his husand "Demon Jalandhar" after her chaste was destroyed.
Vrinda gives curse to Vishnu to be stone, to be grass and to be tree. So saligram stone found in gandaki river is Vishnu himself. It is worshipped in every hindus home. And grass as "Kush" and tree as "Peepal tree". Saligram,kush and peepal tree is symbol of narayan.
After it, vrinda surrender herself in fire.
Hence, Vrinda was devotee of Vishnu. Vishnu boon vrinda and changes her as Tulsi plant. Vishnu said to her that you will be worshipped along with me. And Tulsi saligram marriage will also be celebrated by all world.
So, in every hindus house tulsi saligram is worshipped together. Every year tulsi saligram marriage ceremony is also celebrated "Tulsi as wife and Saligram as husband".