1 Kings 3:14

If you will walk in my ways by keeping my statutes and my commandments, as David your father walked, then I will lengthen your days."

Psalm 91:16

[With] {long life} I will satisfy him, and show him my salvation.

Proverbs 3:2

For length of days, years of life, and peace they shall add to you.

1 Kings 3:6

Then Solomon said, "You have shown great loyal love with your servant David my father, as he walked before you in faithfulness and in righteousness and in uprightness of heart with you. You have shown for him this great loyal love, and you have given a son to him who is sitting on his throne as [it is] this day.

1 Kings 15:5

because David did right in the eyes of Yahweh and he didn't turn aside from all that he commanded him all the days of his life, except in the matter of Uriah the Hittite.

Proverbs 3:16

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

Deuteronomy 5:16

'Honor your father and your mother, as Yahweh your God commanded you, so that it will be good for you {in the land} that Yahweh your God [is] giving to you.

Deuteronomy 25:15

[Rather] a full and honest weight shall be {for your use}; there shall be for you a full and honest {measure}, so that your days on the land that Yahweh your God [is] giving to you may be long.

1 Kings 2:3-4

You shall keep the charge of Yahweh your God, to walk in his ways, to keep his statutes, his commandments, his judgments, and his testimonies, as are written in the law of Moses, so that you may prosper in all that you do and everywhere you turn,

1 Kings 3:3

Solomon loved Yahweh, by walking in the statutes of David his father; only he [was] sacrificing and offering incense on the high places.

1 Kings 9:4-5

As for you, if you walk before me as David your father walked, with {integrity of heart} and with uprightness, to do according to all that I have commanded you, [and if] you keep my ordinances and my judgments,

1 Chronicles 22:12-13

Only may Yahweh give to you understanding and insight that he might give you charge over Israel and the keeping of the law of Yahweh your God.

1 Chronicles 28:9

"And you, Solomon my son, know the God of your father and serve him with a whole heart and a willing mind, for Yahweh searches all hearts and understands every plan and [all] thoughts. If you seek him, he will be found by you, but if you abandon him, he will reject you forever.

2 Chronicles 7:17-19

Now [as for] you, if you will walk before me as David your father walked and do according to all that I have commanded you and will keep my ordinances and judgments,

2 Chronicles 17:3-4

And Yahweh was with Jehoshaphat, because he walked in the former ways of David his father and did not seek after the Baals,

2 Chronicles 29:2

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

2 Chronicles 34:2

And he did what was right in the eyes of Yahweh, and he walked in the ways of David his ancestor and did not deviate [to] the right or [to] the left.

Psalm 21:4

He asked life from you; you gave [it] to him-- length of days forever and ever.

Psalm 132:12

If your sons will heed my covenant and my testimonies that I will teach them, their sons also forever will sit on your throne."

Zechariah 3:7

"Thus says Yahweh of hosts: 'If you will walk in my ways, and if you will keep my requirements, then you will judge my house, and you will also guard my courtyards, and I will give to you passageways among these that are standing here.

Acts 13:22

And [after] removing him, he raised up David for their king, about whom he also said, testifying, 'I have found David the [son] of Jesse [to be] a man in accordance with my heart, who will carry out all my will.'

1 Timothy 4:8

For the training of the body is {somewhat} profitable, but godliness is profitable for everything, [because it] holds promise for the present life and for the [life] 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
You shall keep the charge of Yahweh your God, to walk in his ways, to keep his statutes, his commandments, his judgments, and his testimonies, as are written in the law of Moses, so that you may prosper in all that you do and everywhere you turn,
1 Chronicles 22:12
Only may Yahweh give to you understanding and insight that he might give you charge over Israel and the keeping of the law of Yahweh your God.
1 Chronicles 28:9
"And you, Solomon my son, know the God of your father and serve him with a whole heart and a willing mind, for Yahweh searches all hearts and understands every plan and [all] thoughts. If you seek him, he will be found by you, but if you abandon him, he will reject you forever.
2 Chronicles 7:17
Now [as for] you, if you will walk before me as David your father walked and do according to all that I have commanded you and will keep my ordinances and judgments,
Psalm 132:12
If your sons will heed my covenant and my testimonies that I will teach them, their sons also forever will sit on your throne."
Zechariah 3:7
"Thus says Yahweh of hosts: 'If you will walk in my ways, and if you will keep my requirements, then you will judge my house, and you will also guard my courtyards, and I will give to you passageways among these that are standing here.

As thy

1 Kings 3:3
Solomon loved Yahweh, by walking in the statutes of David his father; only he [was] sacrificing and offering incense on the high places.
1 Kings 9:4
As for you, if you walk before me as David your father walked, with {integrity of heart} and with uprightness, to do according to all that I have commanded you, [and if] you keep my ordinances and my judgments,
1 Kings 15:5
because David did right in the eyes of Yahweh and he didn't turn aside from all that he commanded him all the days of his life, except in the matter of Uriah the Hittite.
2 Chronicles 17:3
And Yahweh was with Jehoshaphat, because he walked in the former ways of David his father and did not seek after the Baals,
2 Chronicles 29:2
And he did that which was right in the eyes of Yahweh, according to all that David his father had done.
2 Chronicles 34:2
And he did what was right in the eyes of Yahweh, and he walked in the ways of David his ancestor and did not deviate [to] the right or [to] the left.
Acts 13:22
And [after] removing him, he raised up David for their king, about whom he also said, testifying, 'I have found David the [son] of Jesse [to be] a man in accordance with my heart, who will carry out all my will.'

I will lengthen

Deuteronomy 5:16
'Honor your father and your mother, as Yahweh your God commanded you, so that it will be good for you {in the land} that Yahweh your God [is] giving to you.
Deuteronomy 25:15
[Rather] a full and honest weight shall be {for your use}; there shall be for you a full and honest {measure}, so that your days on the land that Yahweh your God [is] giving to you may be long.
Psalm 21:4
He asked life from you; you gave [it] to him-- length of days forever and ever.
Psalm 91:16
[With] {long life} I will satisfy him, and show him my salvation.
Proverbs 3:2
For length of days, years of life, and peace they shall add to you.
1 Timothy 4:8
For the training of the body is {somewhat} profitable, but godliness is profitable for everything, [because it] holds promise for the present life and for the [life] to come.