I'd like to send custom email using zohomail. Since I connected my custom website with firebase my TXT record is already filled. They say I can combine multiple records. but I can't figure it out.

Currently My TXT record has this kind of value google-site-verification=XXXXXXXXXXXXxxxxxxxxxxxxxxx

The zoho mail wants me to insert this v=spf1 include:zoho.eu ~all myPennMedicine Login