New Revised Standard Version
Instead you ought to say, “If the Lord wishes, we will live and do this or that.”

Contemporary English Version
You should say, "If the Lord lets us live, we will do these things."

New American Bible
Instead you should say, “If the Lord wills it, we shall live to do this or that.”

Douay-Rheims Bible
For what is your life? It is a vapour which appeareth for a little while and afterwards shall vanish away. For that you should say: If the Lord will, and, If we shall live, we will do this or that.

For what is your life? It is a vapour which appeareth for a little while and afterwards shall vanish away. For that you should say: If the Lord will, and, If we shall live, we will do this or that.

If.

2 Samuel 15:25,26 And the king said to Sadoc: Carry back the ark of God into the city: if I shall find grace in the sight of the Lord, he will bring me again, and he will shew me it, and his tabernacle. . . .

Proverbs 19:21 There are many thoughts in the heart of a man: but the will of the Lord shall stand firm.

Lamentations 3:37 Mem. Who is he that hath commanded a thing to be done, when the Lord commandeth it not?

Acts 18:21 But taking his leave and saying: I will return to you again, God willing, he departed from Ephesus.

Romans 1:10 Always in my prayers making request, if by any means now at length I may have a prosperous journey, by the will of God, to come unto you.

Romans 15:32 That I may come to you with joy, by the will of God, and may be refreshed with you.

1 Corinthians 4:19 But I will come to you shortly, if the Lord will: and will know, not the speech of them that are puffed up, but the power.

1 Corinthians 16:7 For I will not see you now by the way: for I trust that I shall abide with you some time, if the Lord permit.

Hebrews 6:3 And this will we do, if God permit.