Isaiah 56:6-8

WEB_Strongs(i)
  6 H1121 Also the H5236 foreigners H3867 who join H3068 themselves to Yahweh, H8334 to minister H157 to him, and to love H8034 the name H3068 of Yahweh, H5650 to be his servants, H8104 everyone who keeps H7676 the Sabbath H2490 from profaning H2388 it, and holds H1285 fast my covenant;
  7 H935 even them will I bring H6944 to my holy H2022 mountain, H8055 and make them joyful H1004 in my house H8605 of prayer: H5930 their burnt offerings H2077 and their sacrifices H7522 shall be accepted H4196 on my altar; H1004 for my house H7121 shall be called H1004 a house H8605 of prayer H5971 for all peoples."
  8 H136 The Lord H136 Yahweh, H6908 who gathers H1760 the outcasts H3478 of Israel, H5002 says, H6908 "Yet will I gather H6908 others to him, besides his own who are gathered."