The Messiah would come to provide salvation for all mankind.
OT Prophecy NT Fulfillment
Isaiah 59:15–16a
[15] Yea, truth faileth; and he that departeth from evil maketh himself a prey: and the LORD saw it, and it displeased him that there was no judgment.
[16] And he saw that there was no man, and wondered that there was no intercessor: therefore his arm brought salvation unto him; and his righteousness, it sustained him.
John 6:40
And this is the will of him that sent me, that every one which seeth the Son, and believeth on him, may have everlasting life: and I will raise him up at the last day.

1 Thessalonians 5:8–10
[8] But let us, who are of the day, be sober, putting on the breastplate of faith and love; and for an helmet, the hope of salvation.
[9] For God hath not appointed us to wrath, but to obtain salvation by our Lord Jesus Christ,
[10] Who died for us, that, whether we wake or sleep, we should live together with him.
Tanakh – Neviim – Isaiah 59:15–16a
[15] Yea, truth faileth; and he that departeth from evil maketh himself a prey: and the LORD saw it, and it displeased him that there was no judgment.
[16] And he saw that there was no man, and wondered that there was no intercessor: therefore his arm brought salvation unto him; and his righteousness, it sustained him.
Hebrew OT – Isaiah 59:15–16a
[59:15] וַתְּהִי הָאֱמֶת נֶעְדֶּרֶת
וְסָר מֵרָע מִשְׁתּוֹלֵל
וַיַּרְא יְהוָה וַיֵּרַע בְּעֵינָיו
כִּי אֵין מִשְׁפָּט
[59:16] וַיַּרְא כִּי אֵין אִישׁ
וַיִּשְׁתּוֹמֵם כִּי אֵין מַפְגִּיעַ
וַתּוֹשַׁע לוֹ זְרוֹעוֹ
וְצִדְקָתוֹ הִיא סְמָכָתְהוּ