Buckler See also Shield he is a buckler to all them that trust, 2Â Sam. 22:31 (Ps. 18:30). my buckler, and the horn of my salvation, Ps. 18:2. truth shall be thy shield and buckler, Ps. 91:4. he is a buckler to them that walk uprightly, Prov. 2:7. lift up the buckler against thee, Ezek. 26:8. I will be their shield and their buckler, D&C 35:14.