Reference: Mortar (2)
Smith
Mortar.
Ge 11:3; Ex 1:14; Le 14:42,45; Isa 41:25; Eze 13:10-11,14-15; 22:28; Ne 3:14
The various compacting substances used in Oriental buildings appear to be --
1. Bitumen, as in the Babylonian structures;
2. Common mud or moistened clay;
3. A very firm cement compounded of sand, ashes and lime, in the proportions respectively of 1,2,3, well pounded, sometimes mixed and sometimes coated with oil, so as to form a surface almost impenetrable to wet or the weather. In Assyrian and also Egyptian brick buildings, stubble or straw, as hair or wool among ourselves, was added to increase the tenacity.
See Verses Found in Dictionary
And they said to one another, "Come, let us make bricks, and burn them thoroughly." And they had brick for stone, and bitumen for mortar.
and made their lives bitter with hard service, in mortar and brick, and in all kinds of work in the field. In all their work they ruthlessly made them work as slaves.
Then they shall take other stones and put them in the place of those stones, and he shall take other plaster and plaster the house.
And he shall break down the house, its stones and timber and all the plaster of the house, and he shall carry them out of the city to an unclean place.
Malchijah the son of Rechab, ruler of the district of Beth-haccherem, repaired the Dung Gate. He rebuilt it and set its doors, its bolts, and its bars.
I stirred up one from the north, and he has come, from the rising of the sun, and he shall call upon my name; he shall trample on rulers as on mortar, as the potter treads clay.
Precisely because they have misled my people, saying, 'Peace,' when there is no peace, and because, when the people build a wall, these prophets smear it with whitewash, say to those who smear it with whitewash that it shall fall! There will be a deluge of rain, and you, O great hailstones, will fall, and a stormy wind break out.
And I will break down the wall that you have smeared with whitewash, and bring it down to the ground, so that its foundation will be laid bare. When it falls, you shall perish in the midst of it, and you shall know that I am the LORD. Thus will I spend my wrath upon the wall and upon those who have smeared it with whitewash, and I will say to you, The wall is no more, nor those who smeared it,
And her prophets have smeared whitewash for them, seeing false visions and divining lies for them, saying, 'Thus says the Lord GOD,' when the LORD has not spoken.