Jesus' warning about false prophets are clear and unmistakable.
Luke 21:8 (King James Version)
And he said,Take heed that ye be not deceived: for many shall come in my name, saying, I am [Christ]; and the time draweth near: go ye not therefore after them.
...for many shall come in my name, saying, I am [Christ]:
Watchtower 1991 February 15 pp.15-20 "You Were Bought With a Price"
8 Hence, the ransom sacrifice is fundamental to the new covenant, of which Jesus is the Mediator. Paul wrote: "There is one God, and one mediator between God and men, a man, Christ Jesus, who gave himself a corresponding ransom for all-this is what is to be witnessed to at its own particular times." (1 Timothy 2:5, 6) Those words especially apply to the 144,000, with whom the new covenant is made.
[...]
11 Nevertheless, in a preliminary way, the great crowd have already "washed their robes and made them white in the blood of the Lamb." (Revelation 7:14) Christ does not act as Mediator of the new covenant toward them, yet they benefit from this covenant through the work of God's Kingdom.
We are your Mediators, says the WTS. Not the Χριστóς, Christ (Greek for the Messiah, the anointed one).
and the time draweth near
These are the years that the WTS said that "the time draweth near":
1877 1921
1878 1922
1879 1923
1880 1924
1881 1925
1882 1926
1883 1927
1884 1928
1885 1929
1886 1930
1887 1931
1888 1935
1889 1938
1890 1939
1891 1940
1892 1941
1893 1942
1894 1943
1895 1944
1896 1946
1897 1951
1898 1955
1899 1961
1900 1963
1901 1966
1902 1968
1903 1969
1904 1971
1905 1972
1906 1974
1907 1975
1908 1977
1909 1979
1910 1980
1911 1982
1912 1984
1913 1986
1914 1989
1915 1992
1916
1917
1918
1920
Jesus cautions us about frauds like the WTS. They have committed the very actions that Luke 21:8 warns us against.
"Go ye not therefore after them." They are truly 'spirit-directed'...