Psalms 119:152  Concerning thy testimonies, I have known of old that thou hast founded them for ever.

The longest Psalm also comes to the end today.

Yet the Law of the Lord is everlasting.

Psalms 119:152  Concerning thy testimonies, I have known of old that thou hast founded them for ever.

Psalms 119:144  The righteousness of thy testimonies is everlasting: give me understanding, and I shall live.

Psa 119:169  TAU. Let my cry come near before thee, O LORD: give me understanding according to thy word.

Psa 119:170  Let my supplication come before thee: deliver me according to thy word.

Psa 119:171  My lips shall utter praise, when thou hast taught me thy statutes.

Psa 119:172  My tongue shall speak of thy word: for all thy commandments are righteousness.

Psa 119:173  Let thine hand help me; for I have chosen thy precepts.

Psa 119:174  I have longed for thy salvation, O LORD; and thy law is my delight.

Psa 119:175  Let my soul live, and it shall praise thee; and let thy judgments help me.

Psa 119:176  I have gone astray like a lost sheep; seek thy servant; for I do not forget thy commandments.

Isaiah 53:6  All we like sheep have gone astray; we have turned every one to his own way; and the LORD hath laid on him the iniquity of us all.

Mat 5:17  Think not that I am come to destroy the law, or the prophets: I am not come to destroy, but to fulfil.

Mat 5:18  For verily I say unto you, Till heaven and earth pass, one jot or one tittle shall in no wise pass from the law, till all be fulfilled.

And Paul writes:

2Ti 3:14  But continue thou in the things which thou hast learned and hast been assured of, knowing of whom thou hast learned them;

2Ti 3:15  And that from a child thou hast known the holy scriptures, which are able to make thee wise unto salvation through faith which is in Christ Jesus.

2Ti 3:16  All scripture is given by inspiration of God, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness:

2Ti 3:17  That the man of God may be perfect, throughly furnished unto all good works.