Whenever I form clouds over the earth and the rainbow appears in the clouds,
Articles of agreement among men are usually sealed, that the covenants may be the more solemn, and the performances of the covenants the more sure, to mutual satisfaction. God therefore, being willing more abundantly to show to the heirs of promise the immutability of his councils, has confirmed his covenant by a seal (Heb 6:17), which makes the foundations we build on stand sure, Ti2 2:19.
Commenting on Genesis 9:12-17
And it shall come to pass, when I bring a cloud over the earth,.... Or "cloud a cloud" (u), cause the clouds to gather thick in the heavens, and to hang over the earth ready to pour down great quantities of water; by reason of which the inhabitants might dread another flood coming upon them: wherefore, in order to dissipate such fears, it shall be...
Gen 9:8-17 To give Noah and his sons a firm assurance of the prosperous continuance of the human race, God condescended to establish a covenant with them and their descendants, and to confirm this covenant by a visible sign for all generations.
Commenting on Genesis 9:8-17