New Revised Standard Version
You shall place it in front of the curtain that is above the ark of the covenant, in front of the mercy seat that is over the covenant, where I will meet with you.

Contemporary English Version
Put the altar in front of the inside curtain of the sacred tent. The chest with the place of mercy is kept behind that curtain, and I will talk with you there.

New American Bible
This altar you are to place in front of the veil that hangs before the ark of the covenant where I will meet you.

Douay-Rheims Bible
And thou shalt set the altar over against the veil, that hangeth before the ark of the testimony before the propitiatory wherewith the testimony is covered, where I will speak to thee.

And thou shalt set the altar over against the veil, that hangeth before the ark of the testimony before the propitiatory wherewith the testimony is covered, where I will speak to thee.

vail

Exodus 26:31-35 Thou shalt make also a veil of violet, and purple, and scarlet twice dyed, and fine twisted linen, wrought with embroidered work and goodly variety: . . .

Exodus 40:3,5,26 And shalt put the ark in it, and shalt let down the veil before it: . . .

Matthew 27:51 And behold the veil of the temple was rent in two from the top even to the bottom: and the earth quaked and the rocks were rent.

Hebrews 9:3,4 And after the second veil, the tabernacle which is called the Holy of Holies: . . .

Exodus 25:21,22 In which thou shalt put the testimony that I will give thee. . . .

Leviticus 16:13 That when the perfumes are put upon the fire, the cloud and vapour thereof may cover the oracle, which is over the testimony, and he may not die.

1 Chronicles 28:11 And David gave to Solomon his son a description of the porch, and of the temple, and of the treasures, and of the upper floor, and of the inner chambers, and of the house for the mercy seat,

Hebrews 4:16 Let us go therefore with confidence to the throne of grace: that we may obtain mercy and find grace in seasonable aid.

Hebrews 9:5 And over it were the cherubims of glory overshadowing the propitiatory: of which it is not needful to speak now particularly.

I will

Exodus 30:36 And when thou hast beaten all into very small powder, thou shalt set of it before the tabernacle of the testimony, in the place where I will appear to thee. Most holy shall this incense be unto you.

Exodus 29:42,43 It is a sacrifice to the Lord, by perpetual oblation unto your generations, at the door of the tabernacle of the testimony before the Lord, where I will appoint to speak unto thee. . . .

Numbers 17:4 And thou shalt lay them up in the tabernacle of the covenant before the testimony, where I will speak to thee.