Another name for Christine was Christina Bucher.
Her mother or sister is probably Anna Maria Bucher, who sponsored her daughter's baptism.
Christine married John Jacob Zeller, son of John George Zeller and Maria Anna Barbara Haas, on 5 Nov 1793 in Jackson Twp.: Trinity Tulpehocken Reformed Church, Lebanon, PA.1 2 3 (John Jacob Zeller was born on 5 Jan 1770.)
There were married by Rev. William Hendel. 3
1 Irish, Donna R, Pennsylvania German Marriages: Marriages and Marriage Evidence in Pennsylvania German Churches (Baltimore : Genealogical Publishing Co., 1982. Description: 817 p.).
2 (Ancestry.com. Trinity Tuplehocken Reformed Congregation Births, Lebanon County, Pennsylvania, 1800-56), Page 255.
3 F. Edward Wright, Early Church Records of Lebanon County, Pennsylvania (c) 1995, Family Line Publications, Rear 63 East Main St, Westminister, Maryland 21157 800-876-6103, Page 113.