'Pure' in the Bible

Drink water from your own cistern [of a pure marriage relationship]And fresh running water from your own well.

Accept my instruction instead of silver,and knowledge rather than pure gold.

My fruit is better than solid gold,and my harvest than pure silver.

The tongue of the righteous is pure silver;the heart of the wicked is of little value.

The thoughts of the wicked are an abomination to the LORD: but the words of the pure are pleasant words.

Everything a person does seems pure in his own opinion, but the LORD weighs intentions.

When the wicked man comes [to the depth of evil], contempt [of all that is pure and good] also comes,And with inner baseness (dishonor) comes outer shame (scorn).

The words of a man’s mouth are like deep waters [copious and difficult to fathom];The fountain of [mature, godly] wisdom is like a bubbling stream [sparkling, fresh, pure, and life-giving].

Who can say, I have made my heart clean, I am pure from my sin?

Even a child is known by his doings, whether his work be pure, and whether it be right.

The way of man is froward and strange: but as for the pure, his work is right.

The one who loves a pure heartand gracious lips—the king is his friend.

Like a gold earring and a necklace of pure gold is a wise reprover to a listening ear.

Every word of God is pure: he is a shield unto them that put their trust in him.

There is a generation that are pure in their own eyes, and yet is not washed from their filthiness.

She makes for herself coverlets, cushions, and rugs of tapestry.Her clothing is linen, pure and fine, and purple [wool].