What is "jaijaivanti"

Raga Jaijaivanti also spelled as Jaijaiwanti is a rāga in Hindustani classical music in Khamaj thaat. According to the Guru Granth Sahib, this raga is a mixture of two other ragas - Bilaval and Sorath. This raga has not been mentioned in any ancient Indian classical scriptures on music. It is also not mentioned in the Ragmala at the end of Granth Sahib.