New Revised Standard Version
Because your steadfast love is better than life, my lips will praise you.

Contemporary English Version
Your love means more than life to me, and I praise you.

New American Bible
For your love is better than life; my lips shall ever praise you!

Douay-Rheims Bible
For thy mercy is better than lives: thee my lips will praise.

For thy mercy is better than lives: thee my lips will praise.

Because

Psalm 4:6 The light of thy countenance, O Lord, is signed upon us: thou hast given gladness in my heart.

Psalm 21:6 For thou shalt give him to be a blessing for ever and ever: thou shalt make him joyful in gladness with thy countenance.

Psalm 30:5 For wrath is in his indignation; and life in his good will. In the evening weeping shall have place, and in the morning gladness.

Philippians 1:23 But I am straitened between two: having a desire to be dissolved and to be with Christ, a thing by far the better.

1 John 3:2 Dearly beloved, we are now the sons of God: and it hath not yet appeared what we shall be. We know that when he shall appear we shall be like to him: because we shall see him as he is.

lips

Psalm 30:12 To the end that my glory may sing to thee, and I may not regret: O Lord my God, I will give praise to thee for ever.

Psalm 51:15 O Lord, thou wilt open my lips: and my mouth shall declare thy praise.

Psalm 66:17 I cried to him with my mouth: and I extolled him with my tongue.

Hosea 14:2 Take with you words, and return to the Lord, and say to him: Take away all iniquity, and receive the good: and we will render the calves of our lips.

Romans 6:19 I speak an human thing, because of the infirmity of your flesh. For as you have yielded your members to serve uncleanness and iniquity, unto iniquity: so now yield your members to serve justice, unto sanctification.

Romans 12:1 I beseech you therefore, brethren, by the mercy of God, that you present your bodies a living sacrifice, holy, pleasing unto God, your reasonable service.

1 Corinthians 6:20 For you are bought with a great price. Glorify and bear God in your body.

Hebrews 13:15 By him therefore let us offer the sacrifice of praise always to God, that is to say, the fruit of lips confessing to his name.

James 3:5-10 Even so the tongue is indeed a little member and boasteth great things. Behold how small a fire kindleth a great wood. . . .