'Pleasant' in the Bible

You shall burn the whole ram on the altar: it is a burnt offering to Yahweh; it is a pleasant aroma, an offering made by fire to Yahweh.

You shall take them from their hands, and burn them on the altar on the burnt offering, for a pleasant aroma before Yahweh: it is an offering made by fire to Yahweh.

The other lamb you shall offer at evening, and shall do to it according to the meal offering of the morning, and according to its drink offering, for a pleasant aroma, an offering made by fire to Yahweh.