1 Kings 3:14

And if thou wilt walk in my ways, to keep my statutes and my commandments, as thy father David did walk, then I will lengthen thy days.

Psalm 91:16

With long life will I satisfy him, and show him my salvation.

Proverbs 3:2

For length of days, and long life, and peace, shall they add to thee.

1 Kings 3:6

And Solomon said, Thou hast shown to thy servant David my father great mercy, according as he walked before thee in truth, and in righteousness, and in uprightness of heart with thee; and thou hast kept for him this great kindness, that thou hast given him a son to sit on his throne, as it is this day.

1 Kings 15:5

Because David did that which was right in the eyes of the LORD, and turned not aside from any thing that he commanded him all the days of his life, save only in the matter of Uriah the Hittite.

Proverbs 3:16

Length of days is in her right hand; and in her left hand riches and honor.

Deuteronomy 5:16

Honor thy father and thy mother, as the LORD thy God hath commanded thee; that thy days may be prolonged, and that it may be well with thee, in the land which the LORD thy God giveth thee.

Deuteronomy 25:15

But thou shalt have a perfect and just weight, a perfect and just measure shalt thou have; that thy days may be lengthened in the land which the LORD thy God giveth thee.

1 Kings 2:3-4

And keep the charge of the LORD thy God, to walk in his ways, to keep his statutes, and his commandments, and his judgments, and his testimonies, as it is written in the law of Moses, that thou mayest prosper in all that thou doest, and whithersoever thou turnest thyself.

1 Kings 3:3

And Solomon loved the LORD, walking in the statutes of David his father: only he sacrificed and burnt incense in high places.

1 Kings 9:4-5

And if thou wilt walk before me, as David thy father walked, in integrity of heart, and in uprightness, to do according to all that I have commanded thee, and wilt keep my statutes and my judgments:

1 Chronicles 22:12-13

Only the LORD give thee wisdom and understanding, and give thee charge concerning Israel, that thou mayest keep the law of the LORD thy God.

1 Chronicles 28:9

And thou, Solomon my son, know thou the God of thy father, and serve him with a perfect heart, and with a willing mind: for the LORD searcheth all hearts and understandeth all the imaginations of the thoughts: if thou shalt seek him, he will be found of thee; but if thou shalt forsake him, he will cast thee off for ever.

2 Chronicles 7:17-19

And as for thee, if thou wilt walk before me, as David thy father walked, and do according to all that I have commanded thee, and shalt observe my statutes and my judgments;

2 Chronicles 17:3-4

And the LORD was with Jehoshaphat, because he walked in the first ways of his father David, and sought not to Baalim;

2 Chronicles 29:2

And he did that which was right in the sight of the LORD, according to all that David his father had done.

2 Chronicles 34:2

And he did that which was right in the sight of the LORD, and walked in the ways of David his father, and declined neither to the right hand, nor to the left.

Psalm 21:4

He asked life of thee, and thou gavest it to him, even length of days for ever and ever.

Psalm 132:12

If thy children will keep my covenant and my testimony that I shall teach them; their children also shall sit upon thy throne for ever.

Zechariah 3:7

Thus saith the LORD of hosts; If thou wilt walk in my ways, and if thou wilt keep my charge, then thou shalt also judge my house, and shalt also keep my courts, and I will give thee places to walk among these that stand by.

Acts 13:22

And when he had removed him, he raised up to them David to be their king: to whom also he gave testimony, and said, I have found David the son of Jesse, a man after my own heart, who shall fulfill all my will.

1 Timothy 4:8

For bodily exercise profiteth little: but godliness is profitable to all things, having promise of the life that now is, and of that which is to come.

Treasury of Scripture Knowledge

Summary

And if thou wilt walk in my ways, to keep my statutes and my commandments, as thy father David did walk, then I will lengthen thy days.

Bible References

If thou

1 Kings 2:3
And keep the charge of the LORD thy God, to walk in his ways, to keep his statutes, and his commandments, and his judgments, and his testimonies, as it is written in the law of Moses, that thou mayest prosper in all that thou doest, and whithersoever thou turnest thyself.
1 Chronicles 22:12
Only the LORD give thee wisdom and understanding, and give thee charge concerning Israel, that thou mayest keep the law of the LORD thy God.
1 Chronicles 28:9
And thou, Solomon my son, know thou the God of thy father, and serve him with a perfect heart, and with a willing mind: for the LORD searcheth all hearts and understandeth all the imaginations of the thoughts: if thou shalt seek him, he will be found of thee; but if thou shalt forsake him, he will cast thee off for ever.
2 Chronicles 7:17
And as for thee, if thou wilt walk before me, as David thy father walked, and do according to all that I have commanded thee, and shalt observe my statutes and my judgments;
Psalm 132:12
If thy children will keep my covenant and my testimony that I shall teach them; their children also shall sit upon thy throne for ever.
Zechariah 3:7
Thus saith the LORD of hosts; If thou wilt walk in my ways, and if thou wilt keep my charge, then thou shalt also judge my house, and shalt also keep my courts, and I will give thee places to walk among these that stand by.

As thy

1 Kings 3:3
And Solomon loved the LORD, walking in the statutes of David his father: only he sacrificed and burnt incense in high places.
1 Kings 9:4
And if thou wilt walk before me, as David thy father walked, in integrity of heart, and in uprightness, to do according to all that I have commanded thee, and wilt keep my statutes and my judgments:
1 Kings 15:5
Because David did that which was right in the eyes of the LORD, and turned not aside from any thing that he commanded him all the days of his life, save only in the matter of Uriah the Hittite.
2 Chronicles 17:3
And the LORD was with Jehoshaphat, because he walked in the first ways of his father David, and sought not to Baalim;
2 Chronicles 29:2
And he did that which was right in the sight of the LORD, according to all that David his father had done.
2 Chronicles 34:2
And he did that which was right in the sight of the LORD, and walked in the ways of David his father, and declined neither to the right hand, nor to the left.
Acts 13:22
And when he had removed him, he raised up to them David to be their king: to whom also he gave testimony, and said, I have found David the son of Jesse, a man after my own heart, who shall fulfill all my will.

I will lengthen

Deuteronomy 5:16
Honor thy father and thy mother, as the LORD thy God hath commanded thee; that thy days may be prolonged, and that it may be well with thee, in the land which the LORD thy God giveth thee.
Deuteronomy 25:15
But thou shalt have a perfect and just weight, a perfect and just measure shalt thou have; that thy days may be lengthened in the land which the LORD thy God giveth thee.
Psalm 21:4
He asked life of thee, and thou gavest it to him, even length of days for ever and ever.
Psalm 91:16
With long life will I satisfy him, and show him my salvation.
Proverbs 3:2
For length of days, and long life, and peace, shall they add to thee.
1 Timothy 4:8
For bodily exercise profiteth little: but godliness is profitable to all things, having promise of the life that now is, and of that which is to come.