'Truth' in the Bible

who desires all people to be saved and come to full knowledge of the truth.

to which I was appointed a preacher and an apostle (I am telling the truth in Christ, not lying), a teacher of the Gentiles in faith and truth.

but if I wait long, that you may know how men ought to behave themselves in the house of God, which is the assembly of the living God, the pillar and ground of the truth.

forbidding marriage and commanding to abstain from foods which God created to be received with thanksgiving by those who believe and know the truth.

constant friction of people of corrupt minds and destitute of the truth, who suppose that godliness is a means of gain. Withdraw yourself from such.