I have laboured ~ 21_ECC_02_19 ~ I have laboured ~ 23_ISA_49_04 ~
 laboured in vain ~ 23_ISA_49_04 ~ laboured in vain ~ 50_PHP_02_16 ~
 thou hast laboured ~ 23_ISA_47_12 ~ thou hast laboured ~ 23_ISA_47_15 ~