On the same day in Jharkhand, two Muslim men accused of stealing cattle were dragged from their car and killed by tribal people in the district of Godda.
Angry mobs turned on victims in five states, many motivated by rumours of child kidnapping or allegations of thievery or sexual harassment.
The gruesome video shot in Assam showed two men accused of kidnapping children pleading for their lives as they were dragged from their car and murdered.
Police have struggled to douse persistent rumours on social media about a child kidnapping ring that motivated six vigilante killings across India in May.
That same day, two labourers were killed in Maharashtra some after being accused of theft.