Authorized Version
    But I say unto you, Swear not at all; neither by heaven; for it is God's throne:

American Standard Version
    but I say unto you, swear not at all; neither by the heaven, for it is the throne of God;

The Bible in Basic English
    But I say to you, Take no oaths at all: not by the heaven, because it is the seat of God;

The Darby Bible
    But I say unto you, Do not swear at all; neither by the heaven, because it is [the] throne of God;

The Webster Bible
    But I say to you, Swear not at all: neither by heaven; for it is God's throne:

Young's Literal Translation
    but I -- I say to you, not to swear at all; neither by the heaven, because it is the throne of God,

World English Bible
    but I tell you, don't swear at all: neither by heaven, for it is the throne of God;