Gareeb Kee Rakhia Jarvaannay Kee Bhakhia

Sangat Jee,

can someone please provide the source of the line Gareeb Kee Rakhia, Jarvaannay Kee Bhakhia? I believe it's written in an Ithhaasik Granth and was mentioned in a Sakhi about Sri Guru Hargobind Sahib Jee.