When a person dies, he goes to Sheol/Hades, where time stands still.
Where did Jesus go when he died?
He went to Hades, the dwelling place of the dead. Matthew 12:
Matthew 27:
What did Jesus do?
Jesus, in spirit without the physical body, proclaimed the gospel to the dead in 1 Peter 3:
1 Peter 4:
After Jesus died, his spirit descended to the spiritual realm of Hades, where time stood still. He preached the gospel to the dead, who would be resurrected on the last day.
See also What is the human soul?
Where did Jesus go when he died?
He went to Hades, the dwelling place of the dead. Matthew 12:
John 19:40 For just as Jonah was three days and three nights in the belly of the great fish, so will the Son of Man be three days and three nights in the heart of the earth.
Jesus' suffering was finished, no further suffering in Hades. He did not go to the fiery hell. In any case, I think the fiery hell is the lake of fire. That will not occur until the last day after the general resurrection.30 When Jesus had received the sour wine, he said, “It is finished,” and he bowed his head and gave up his spirit.
Matthew 27:
Elisha's bones resurrected a dead man in 2 Kings 13:21. Jesus' physical death resurrected a bunch of men. These were righteous people who were given an extension of life on earth.50 And Jesus cried out again with a loud voice and yielded up his spirit.
51 And behold, the curtain of the temple was torn in two, from top to bottom. And the earth shook, and the rocks were split. 52 The tombs also were opened. And many bodies of the saints who had fallen asleep were raised, 53 and coming out of the tombs after his resurrection they went into the holy city and appeared to many.
What did Jesus do?
Jesus, in spirit without the physical body, proclaimed the gospel to the dead in 1 Peter 3:
The unrighteous died without knowing Jesus.18 For Christ also suffered once for sins, the righteous for the unrighteous, that he might bring us to God, being put to death in the flesh but made alive in the spirit, 19 in which he went and proclaimed to the spirits in prison.
1 Peter 4:
Ephesians 4:6 For this is why the gospel was preached even to those who are dead, that though judged in the flesh the way people are, they might live in the spirit the way God does.
i.e., Hades, the dwelling place of the dead.8 Therefore it says, “When he ascended on high he led a host of captives, and he gave gifts to men.” 9 In saying, “He ascended,” what does it mean but that he had also descended into the lower regions, the earth?
After Jesus died, his spirit descended to the spiritual realm of Hades, where time stood still. He preached the gospel to the dead, who would be resurrected on the last day.
See also What is the human soul?