Noachides (or Bnai Noach) are righteous gentiles who observe The Seven Universal Commandments of the Biblical Covenant that G-d made with Noah as taught in Orthodox Judaism.
The Prophet Jeremiah said that in the end-days, the Gentiles will turn to G-d, coming from the ends of the earth to seek Him.
19. O G-d, my strength and stronghold, my refuge in times of trouble, nations will come to You from the ends of the earth, and they will say: “Our ancestors inherited falsehood,* useless nonsense. 20. Can a man make for himself gods? Such are no gods!” 21. Therefore, I will inform them this time and let them know My might and power, and they will know that My name is G-d.*** i.e. our ancestors religions are false.** They will learn I am omnipotent.
‘For, from the rising of the sun until its setting, My Name is great among the nations, and everywhere offerings are burnt and offered up to My Name; yea, a pure oblation, for My Name is great among the nations, says the Lord of Hosts.’