Therefore, my beloved brethren, be ye stedfast, unmoveable, always abounding in the work of the Lord, forasmuch as ye know that your labour is not in vain in the Lord.

1 Corinthians 15:58

LAMED. For ever, O LORD, thy word is settled in heaven.

Psalms 119:89

And Moses verily was faithful in all his house, as a servant, for a testimony of those things which were to be spoken after;

Hebrews 3:5

Who was faithful to him that appointed him, as also Moses was faithful in all his house.

Hebrews 3:2