In your own law it is written that the testimony of two men is conclusive (alēthēs | ἀληθής | nom sg fem).

Jesus answered them, saying, “Even if I am bearing witness about myself, my testimony is valid (alēthēs | ἀληθής | nom sg fem), because I know where I came from and where I am going. You, on the other hand, do not know where I come from or where I am going.

Therefore the Pharisees said to him, “You are bearing witness about yourself; your testimony is not valid.” (alēthēs | ἀληθής | nom sg fem)

The one who speaks on his own authority seeks his own honor; but the one who seeks the honor of the one who sent him is truthful (alēthēs | ἀληθής | nom sg masc), and in him there is nothing false.

for my flesh is real (alēthēs | ἀληθής | nom sg fem) food and my blood is real (alēthēs | ἀληθής | nom sg fem) drink.

There is another who bears witness about me, and I know that the witness that he bears about me is true (alēthēs | ἀληθής | nom sg fem).

“If I bear witness about myself, my testimony is not deemed true (alēthēs | ἀληθής | nom sg fem).

for you have had five husbands, and the man you now have is not your husband. You have spoken the truth.” (alēthes | ἀληθές | acc sg neut)

The one who has accepted his testimony has thereby acknowledged that God is truthful (alēthēs | ἀληθής | nom sg masc).

When they came they said to him, “Teacher, we know that you are truthful (alēthēs | ἀληθής | nom sg masc) and that the opinion of another is of no concern to you. For you do not regard the position of men, but you truly teach the way of God. Is it lawful to pay tax to Caesar, or not? Should we give, or should we not pay?”