Roma 14:14

14:14 I know and am convinced in the Lord Jesus that there is nothing unclean in itself; still, it is unclean to the one who considers it unclean.

Roma 14:1

Exhortation to Mutual Forbearance

14:1 Now receive the one who is weak in the faith, and do not have disputes over differing opinions. ¹ 

Titus 1:4

1:4 To Titus, my genuine son in a common faith. Grace and peace from God the Father and Christ Jesus our Savior!

Titus 1:15

1:15 All is pure to those who are pure. But to those who are corrupt and unbelieving, nothing is pure, but both their minds and consciences are corrupted.

[14:1]  ¹ tn Grk “over opinions.” The qualifier “differing” has been supplied to clarify the meaning.