Broad is the road that leads to destruction, and many are there that go therein; narrow is the road that leads to life, and few are there that go therein. Jesus said, "I am the way, the truth, and life; nobody comes to the Father, except through me."
The Rishis said, "We have a desire to know, . . . " The Rishis were God conscious. They never heard of Jesus.
Ro 2[14](for when Gentiles that have not the law do by nature the things of the law, these, not having the law, are the law unto themselves; 15in that they show the work of the law written in their hearts,
I am not God, so I can't send people to hell. Maybe there is a way for those who died before coming of Christ to approach God. Job was upright and blameless before God, before the Law came through Moses. With my religious beliefs, I have to say that you have to know Jesus in order to be saved; but I can not make other people's decisions, and it is not my decision who deserves eternal life.