Hello,
the second one you are searching for is
The Portal by Rinseternalsoul, Rating MA.
*COMPLETE* Naraku's latest attempt to destroy Inuyasha and Kagome backfires when Lord Sesshomaru unexpectedly shows up. Through a strange twist of fate, they are hurled into a foreign place where they must call a truce to survive. Kagome finds herself cut off from her friends and trapped in a harsh land with two of her worst enemies! Finding their way back home could prove dangerous and full of revelations into their history. Will Naraku's jealousy over the budding relationship between Sesshomar…
Edit: This story should be the first one:
As Death Gives Life by Rinsethernalsoul, Rating MA
[Final Chapter Up] Lord Anubis, Egyptian God of the Dead, grows weary of being forever surrounded with things dead and dying. His need to create a life takes him out of the Underworld and on a search for the perfect woman to bare him a child. His journey leads him to Kagome Higurashi, a kind hearted and powerful miko. Kagome suddenly finds herself pregnant with the child of a god and placed under the unwanted protection of Lord Sesshomaru. Is her happiness over, or is it just beginning? Sess/Kag...
Enjoy!