en_tn_condensed/mrk/13/12.md

Brother will deliver up brother to death

"One brother will put another brother under the control of people who will kill him" or "Brothers will put their brothers under the control of people who will kill them."

Brother ... brother

This refers to both brothers and sisters.

a father his child

"fathers will deliver up their children to death" or "fathers will betray their children, handing them over to be killed"

Children will rise up against their parents

"Children will oppose their parents"

cause them to be put to death

"cause the authorities to sentence the parents to die" or "the authorities will kill the parents"