~ I have laboured ~ , 21_ECC_02_19 , 23_ISA_49_04 , 
~ laboured in vain ~ , 23_ISA_49_04 , 50_PHP_02_16 , 
~ thou hast laboured ~ , 23_ISA_47_12 , 23_ISA_47_15 , 23_ISA_62_08 ,