GOD'S WORD® Translation
When the prince prepares a freewill burnt offering, either a burnt offering or a fellowship offering to the LORD, the east gate must be opened for him. He must sacrifice burnt offerings and fellowship offerings as he does on the day of worship. When he leaves, the gate must be shut after him.

American Standard Version
And when the prince shall prepare a freewill-offering, a burnt-offering or peace-offerings as a freewill-offering unto Jehovah, one shall open for him the gate that looketh toward the east; and he shall prepare his burnt-offering and his peace-offerings, as he doth on the sabbath day: then he shall go forth; and after his going forth one shall shut the gate.

Berean Study Bible
When the prince makes a freewill offering to the LORD, whether a burnt offering or a peace offering, the gate facing east must be opened for him. He is to offer his burnt offering or peace offering just as he does on the Sabbath day. Then he shall go out, and the gate must be closed after he goes out.

Douay-Rheims Bible
But when the prince shall offer a voluntary holocaust, or voluntary peace offerings to the Lord : the gate that looketh towards the east shall be opened to him, and he shall offer his holocaust, and his peace offerings, as it is wont to be done on the sabbath day: and he shall go out, and the gate shall be shut after he is gone forth.

English Revised Version
And when the prince shall prepare a freewill offering, a burnt offering or peace offerings as a freewill offering unto the LORD, one shall open for him the gate that looketh toward the east, and he shall prepare his burnt offering and his peace offerings, as he doth on the sabbath day: then he shall go forth; and after his going forth one shall shut the gate.

King James Bible
Now when the prince shall prepare a voluntary burnt offering or peace offerings voluntarily unto the LORD, one shall then open him the gate that looketh toward the east, and he shall prepare his burnt offering and his peace offerings, as he did on the sabbath day: then he shall go forth; and after his going forth one shall shut the gate.

World English Bible
When the prince shall prepare a freewill offering, a burnt offering or peace offerings as a freewill offering to Yahweh, one shall open for him the gate that looks toward the east; and he shall prepare his burnt offering and his peace offerings, as he does on the Sabbath day: then he shall go forth; and after his going forth one shall shut the gate.

Young's Literal Translation
And when the prince maketh a free-will burnt-offering, or free-will peace-offerings, to Jehovah, then he hath opened for himself the gate that is looking eastward, and he hath made his burnt-offering and his peace-offerings as he doth in the day of rest, and he hath gone out, and he hath shut the gate after his going out.

Ezekiel 46:12 Additional Translations ...