Jesus Christ foretold in OT:

“And he will redeem Israel from all his iniquities.”

‭‭Psalm‬ ‭130‬:‭8‬ ‭ESV‬‬

https://bible.com/bible/59/psa.130.8.ESV

Jesus Christ fulfilled in NT:

“She will bear a son, and you shall call his name Jesus, for he will save his people from their sins.””

‭‭Matthew‬ ‭1‬:‭21‬ ‭ESV‬‬

https://bible.com/bible/59/mat.1.21.ESV

Merry Christmas and a happy new year!