How were magic, prayer, sacrifice, and divination used in traditional Melanesian religion?

In traditional Melanesian religion, magic, prayer, and sacrifice were integral to everyday life, serving as essential tools to secure success in uncertain endeavors such as war, food production, and the pursuit of prestige. Because Melanesians viewed the past as manifested in the present, these practices were used to elicit support from ancestral ghosts and other spirits who participated in daily social life.1

• Magic: Religion and magic were not clearly distinguishable. Sacred rituals often involved the performance of magic through spells and the manipulation of special substances. While some everyday magic—such as that for gardening or fishing—was widely known, other forms were closely guarded as personal property. Malevolent magic was often held secretly and used clandestinely, and sorcery was frequently blamed for illness or death.1
• Prayer and Sacrifice: These were methods used to complement human effort by engaging invisible beings and forces.1
• Divination: This was used to reveal the presence and effects of spirits and ghosts, which were also inferred from life events such as prosperity, disaster, health, or death.1

In these societies, there were no full-time religious specialists; those who acted as priests or magicians were indistinguishable from others in their daily activities.1