Verses with the word mindful in the New Testament (4 verses):

2 Timothy 1:4
Greatly desiring to see thee, being mindful of thy tears, that I may be filled with joy;

Hebrews 2:6
But one in a certain place testified, saying, What is man, that thou art mindful of him? or the son of man that thou visitest him?

Hebrews 11:15
And truly, if they had been mindful of that country from whence they came out, they might have had opportunity to have returned.

2 Peter 3:2
That ye may be mindful of the words which were spoken before by the holy prophets, and of the commandment of us the apostles of the Lord and Saviour: