New Revised Standard Version
If you sit down, you will not be afraid; when you lie down, your sleep will be sweet.

Contemporary English Version
you will rest without a worry and sleep soundly.

New American Bible
When you lie down, you will not be afraid, when you rest, your sleep will be sweet.

Douay-Rheims Bible
Be not afraid of sudden fear, nor of the power of the wicked falling upon thee.

Be not afraid of sudden fear, nor of the power of the wicked falling upon thee.

liest

Proverbs 6:22 Because the commandment is a lamp, and the law a light, and reproofs of instruction are the way of life:

Leviticus 26:6 I will give peace in your coasts: you shall sleep, and there shall be none to make you afraid. I will take away evil beasts: and the sword shall not pass through your quarters.

Psalm 3:5 I have slept and have taken my rest: and I have risen up, because the Lord hath protected me.

Psalm 4:8 In peace in the self same I will sleep, and I will rest: [10] For thou, O Lord, singularly hast settled me in hope.

Psalm 121:4-7 Behold he shall neither slumber nor sleep, that keepeth Israel. . . .

Ezekiel 34:15 I will feed my sheep: and I will cause them to lie down, saith the Lord God.

and

Psalm 127:2 It is vain for you to rise before light, rise ye after you have sitten, you that eat the bread of sorrow. When he shall give sleep to his beloved,

Jeremiah 31:26 Upon this I was as it were awaked out of a sleep, and I saw, and my sleep was sweet to me.

Acts 12:6 And when Herod would have brought him forth, the same night, Peter was sleeping between two soldiers, bound with two chains: and the keepers before the door kept the prison.

1 Thessalonians 4:13,14 And we will not have you ignorant brethren, concerning them that are asleep, that you be not sorrowful, even as others who have no hope. . . .