Question

what are 8 major relIgion of the world

Answer 1

they're are many religions in the world but most major and widely spread religions are:
christianity
hinduism
jainism
sikhism
buddhism
baha'i
zoroastrianism
islam

Answer 2

Hinduism: 900 millionChinese traditional religion: 394 millionBuddhism: 376 millionprimal-indigenous: 300 millionAfrican Traditional & Diasporic: 100 millionSikhism: 23 millionJuche: 19 millionSpiritism: 15 million