Leviticus 19:33-34 - "And if a stranger sojourn with thee in your land, ye shall not vex him. But the stranger that dwelleth with you shall be unto you as one born among you, and thou shalt clove him as thyself;"

Deuteronomy 1:16 - judge a stranger as fairly as your own - "Hear the causes between your brethren, and judge righteously between every man and his brother, and the stranger that is with him."

Deuteronomy 5:14 - Let your day of rest extend to any of those who work for you, "But the seventh day is the sabbath of the Lord thy God: in it thou shalt not do any work, thou, nor thy son, nor thy daughter, nor thy manservant, nor thy maidservant, nor thine ox, nor thine ass, nor any of thy cattle, nor thy stranger that is within thy gates; that thy manservant and thy maidservant may rest as well as thou."

Deuteronomy 10:18-19 - "He doth execute the judgment of the fatherless and widow, and loveth the stranger, in giving him food and raiment. Love ye therefore the stranger: for ye were strangers in the land of Egypt."

Deuteronomy 16:14 - do not exclude strangers from your feasts, "And thou shalt rejoice in thy feast, thou, and thy son, and thy daughter, and thy manservant, and thy maidservant, and the Levite, the stranger, and the fatherless, and the widow, that are within thy gates."

Deuteronomy 23:7 - "Thou shalt not abhor an Edomite; for he is thy brother: thou shalt not abhor an Egyptian; because thou wast a stranger in his land."

Deuteronomy 24:14 - "Thou shalt not oppress an hired servant that is poor and needy, whether he be of thy brethren, or of thy strangers that are in thy land within thy gates"

Deuteronomy 26:11 - "And thou shalt rejoice in every good thing which the Lord thy God hath given unto thee, and unto thine house, thou, and the Levite, and the stranger that is among you."

Deuteronomy 26:13 - "Then thou shalt say before the Lord thy God, I have brought away the hallowed things out of mine house, and also have given them unto the Levite, and unto the stranger, to the fatherless, and to the widow, according to all thy commandments which thou hast commanded me"

3 Nephi ? - none were turned away from attending services