Therefore watch, and remember that for three years I did not cease to warn everyone night and day with tears.
Acts 20:31
Surrounding context
20:30 Also from among yourselves men will rise up, speaking perverse things, to draw away the disciples after themselves.
20:31 Therefore watch, and remember that for three years I did not cease to warn everyone night and day with tears.
20:32 "So now, brethren, I commend you to God and to the word of His grace, which is able to build you up and give you an inheritance among all those who are sanctified.