Tarakabrahma Mantra

Tarakabrahma Mantra (तारकब्रह्ममन्त्र, ), also is called Tarakabrahma Nama, is the mahamantra of every yuga according to the yuga cycle of Hinduism. Mantras are all enshrined in Vedic literature. These are various to the four yugas, and the Hare Krishna mahamantra is to kali yuga. The Hare Krishna mantra is composed with the three names of the supreme power: Hare, Krishna, and Rama.

Mantras
According to Gauda Govinda Maharaja's book "Suddha Nama Bhajana", the "Tarakabrahma Mantra" of four yugas are: