Ayya Santacari Bhikkhuni conducted an on-line evening looking into the suttas about Loving Kindness. beginning with the Metta Sutta AN8.1 and then the Karaniya Metta Sutta Snp 1.8.
There is a small chanting booklet containing 4 metta chants in both Pali and English that you can download from this link here:
https://drive.google.com/file/d/1-t5ujIMTgLQNse8ErTh-w8nUnHK5s89A/view
Subscribe to the Buddhist Society of South Australia “BSSA” YouTube channel